与多边形数相关的公式和值
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姓名
施拉弗利 符号[14]
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生成 功能
G公司{P(P) (2) N个0(n个)}(x个) = |
x个 [(N个0 − 3) x个+ 1] | (1 负极x个) 三 |
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订单 的基础
[5]
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差异 Gnomonic数
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部分金额
| ∑ | n个=============================================================1 |
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P(P) (2) N个0(n个) = |
[(N个0 − 2) 米 − (N个0 − 5)] |
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部分倒数和
| ∑ | n个=============================================================1 |
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= |
2ψ 米+负极ψ (米+ 1) 负极ψ 负极γ | (N个0 − 4) | , |
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倒数总和[15][16]
| ∑ | n个=============================================================1 |
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= |
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三
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三角形
(3, 3) {3}
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三 |
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4
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方形
(4, 4) {4}
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4 |
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[17]
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[18]
基数10:A013661号
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5
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五角形
(5, 5) {5}
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5 |
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6
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六边形
(6,6) {6}
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6 |
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7 |
七边形
(7, 7) {7}
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7 |
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8
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八角形
(8,8) {8}
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8 |
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9 |
9-四方的
(9, 9) {9}
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9 |
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10
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10角
(10, 10) {10}
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10 |
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11 |
11角
(11, 11) {11}
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11 |
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12
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12角
(12, 12) {12}
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12 |
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13 |
13角
(13, 13) {13}
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13 |
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14 |
14角
(14, 14) {14}
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14 |
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15
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15角
(15, 15) {15}
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15 |
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16
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16角的
(16, 16) {16}
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16 |
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17
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17角
(17, 17) {17}
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17 |
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18 |
18角
(18, 18) {18}
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18 |
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19 |
19角
(19, 19) {19}
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19 |
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20
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20角
(20, 20) {20}
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20 |
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21 |
21角
(21, 21) {21}
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21 |
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22 |
22角
(22, 22) {22}
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22 |
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23 |
23角
(23, 23) {23}
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23 |
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24
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24角
(24, 24) {24}
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24 |
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25 |
25角
(25, 25) {25}
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25 |
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26 |
26加仑
(26, 26) {26}
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26 |
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27 |
27克
(27, 27) {27}
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27 |
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28 |
28克
(28, 28) {28}
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28 |
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29 |
29克
(29, 29) {29}
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29 |
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30
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30角
(30, 30) {30}
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30 |
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多边形数字序列
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A编号
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三
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0, 1, 3, 6, 10, 15, 21, 28, 36, 45, 55, 66, 78, 91, 105, 120, 136, 153, 171, 190, 210, 231, 253, 276, 300, 325, 351, 378, 406, 435, 465, 496, 528, 561, 595, ... |
A000217号
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4
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0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225, 256, 289, 324, 361, 400, 441, 484, 529, 576, 625, 676, 729, 784, 841, 900, 961, 1024, ... |
A000290型
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5
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0, 1, 5, 12, 22, 35, 51, 70, 92, 117, 145, 176, 210, 247, 287, 330, 376, 425, 477, 532, 590, 651, 715, 782, 852, 925, 1001, 1080, 1162, 1247, 1335, ... |
A000326号
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6
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0, 1, 6, 15, 28, 45, 66, 91, 120, 153, 190, 231, 276, 325, 378, 435, 496, 561, 630, 703, 780, 861, 946, 1035, 1128, 1225, 1326, 1431, 1540, 1653, 1770, ... |
A000384号
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7
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0, 1, 7, 18, 34, 55, 81, 112, 148, 189, 235, 286, 342, 403, 469, 540, 616, 697, 783, 874, 970, 1071, 1177, 1288, 1404, 1525, 1651, 1782, 1918, 2059, ... |
A000566号
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8
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0, 1, 8, 21, 40, 65, 96, 133, 176, 225, 280, 341, 408, 481, 560, 645, 736, 833, 936, 1045, 1160, 1281, 1408, 1541, 1680, 1825, 1976, 2133, 2296, 2465, ... |
A000567号
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9
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0, 1, 9, 24, 46, 75, 111, 154, 204, 261, 325, 396, 474, 559, 651, 750, 856, 969, 1089, 1216, 1350, 1491, 1639, 1794, 1956, 2125, 2301, 2484, 2674, 2871, ... |
A001106号
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10
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0, 1, 10, 27, 52, 85, 126, 175, 232, 297, 370, 451, 540, 637, 742, 855, 976, 1105, 1242, 1387, 1540, 1701, 1870, 2047, 2232, 2425, 2626, 2835, 3052, ... |
A001107号
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11
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0, 1, 11, 30, 58, 95, 141, 196, 260, 333, 415, 506, 606, 715, 833, 960, 1096, 1241, 1395, 1558, 1730, 1911, 2101, 2300, 2508, 2725, 2951, 3186, 3430, ... |
A051682号
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12
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0, 1, 12, 33, 64, 105, 156, 217, 288, 369, 460, 561, 672, 793, 924, 1065, 1216, 1377, 1548, 1729, 1920, 2121, 2332, 2553, 2784, 3025, 3276, 3537, 3808, ... |
A051624号
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13
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0, 1, 13, 36, 70, 115, 171, 238, 316, 405, 505, 616, 738, 871, 1015, 1170, 1336, 1513, 1701, 1900, 2110, 2331, 2563, 2806, 3060, 3325, 3601, 3888, 4186, ... |
A051865号
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14
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0, 1, 14, 39, 76, 125, 186, 259, 344, 441, 550, 671, 804, 949, 1106, 1275, 1456, 1649, 1854, 2071, 2300, 2541, 2794, 3059, 3336, 3625, 3926, 4239, 4564, ... |
A051866号
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15
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0, 1, 15, 42, 82, 135, 201, 280, 372, 477, 595, 726, 870, 1027, 1197, 1380, 1576, 1785, 2007, 2242, 2490, 2751, 3025, 3312, 3612, 3925, 4251, 4590, ... |
A051867号
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16
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0, 1, 16, 45, 88, 145, 216, 301, 400, 513, 640, 781, 936, 1105, 1288, 1485, 1696, 1921, 2160, 2413, 2680, 2961, 3256, 3565, 3888, 4225, 4576, 4941, ... |
A051868号
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17
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0, 1, 17, 48, 94, 155, 231, 322, 428, 549, 685, 836, 1002, 1183, 1379, 1590, 1816, 2057, 2313, 2584, 2870, 3171, 3487, 3818, 4164, 4525, 4901, 5292, ... |
A051869号
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18
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0, 1, 18, 51, 100, 165, 246, 343, 456, 585, 730, 891, 1068, 1261, 1470, 1695, 1936, 2193, 2466, 2755, 3060, 3381, 3718, 4071, 4440, 4825, 5226, 5643, ... |
A051870号
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19
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0、1、19、54、106、175、261、364、484、621、775、946、1134、1339、1561、1800、2056、2329、2619、2926、3250、3591、3949、4324、4716、5125、5551、5994。。。 |
A051871号
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20
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0, 1, 20, 57, 112, 185, 276, 385, 512, 657, 820, 1001, 1200, 1417, 1652, 1905, 2176, 2465, 2772, 3097, 3440, 3801, 4180, 4577, 4992, 5425, 5876, 6345, ... |
A051872号
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21
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0, 1, 21, 60, 118, 195, 291, 406, 540, 693, 865, 1056, 1266, 1495, 1743, 2010, 2296, 2601, 2925, 3268, 3630, 4011, 4411, 4830, 5268, 5725, 6201, 6696, ... |
A051873号
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22
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0, 1, 22, 63, 124, 205, 306, 427, 568, 729, 910, 1111, 1332, 1573, 1834, 2115, 2416, 2737, 3078, 3439, 3820, 4221, 4642, 5083, 5544, 6025, 6526, 7047, ... |
A051874号
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23
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0, 1, 23, 66, 130, 215, 321, 448, 596, 765, 955, 1166, 1398, 1651, 1925, 2220, 2536, 2873, 3231, 3610, 4010, 4431, 4873, 5336, 5820, 6325, 6851, 7398, ... |
A051875号
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24
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0, 1, 24, 69, 136, 225, 336, 469, 624, 801, 1000, 1221, 1464, 1729, 2016, 2325, 2656, 3009, 3384, 3781, 4200, 4641, 5104, 5589, 6096, 6625, 7176, 7749, ... |
A051876号
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25
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0, 1, 25, 72, 142, 235, 351, 490, 652, 837, 1045, 1276, 1530, 1807, 2107, 2430, 2776, 3145, 3537, 3952, 4390, 4851, 5335, 5842, 6372, 6925, 7501, 8100, ... |
A255184型
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26
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0, 1, 26, 75, 148, 245, 366, 511, 680, 873, 1090, 1331, 1596, 1885, 2198, 2535, 2896, 3281, 3690, 4123, 4580, 5061, 5566, 6095, 6648, 7225, 7826, 8451, ... |
A255185型
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27
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0, 1, 27, 78, 154, 255, 381, 532, 708, 909, 1135, 1386, 1662, 1963, 2289, 2640, 3016, 3417, 3843, 4294, 4770, 5271, 5797, 6348, 6924, 7525, 8151, 8802, ... |
A255186型
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28
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0, 1, 28, 81, 160, 265, 396, 553, 736, 945, 1180, 1441, 1728, 2041, 2380, 2745, 3136, 3553, 3996, 4465, 4960, 5481, 6028, 6601, 7200, 7825, 8476, 9153, ... |
A161935号
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29
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0, 1, 29, 84, 166, 275, 411, 574, 764, 981, 1225, 1496, 1794, 2119, 2471, 2850, 3256, 3689, 4149, 4636, 5150, 5691, 6259, 6854, 7476, 8125, 8801, 9504, ... |
A255187型
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30
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0, 1, 30, 87, 172, 285, 426, 595, 792, 1017, 1270, 1551, 1860, 2197, 2562, 2955, 3376, 3825, 4302, 4807, 5340, 5901, 6490, 7107, 7752, 8425, 9126, 9855, ... |
A254474号
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