显示找到的8个结果中的1-8个。
第页1
(n+1)X(1+1)0..2数组的数量,其中每个2 X 2子块的最大值加上下中值减去上中值减去最小值。
+10 三
81, 277, 1033, 4183, 17481, 75907, 330433, 1468723, 6479721, 29026267, 128645233, 577868563, 2565424761, 11535912427, 51246733633, 230538193603, 1024408886601, 4609215271387, 20483612959633, 92170773169843, 409632127625241
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经验:a(n)=5*a(n-1)+20*a(n-2)-130*a。
经验公式:x*(81-128*x-1972*x ^2+4008*x ^3+9000*x ^4-19440*x ^5)/((1-2*x)*(1-3*x)*-科林·巴克2018年2月24日
例子
n=5的一些解决方案:
1 2 1 2 0 2 0 2 0 2 0 0 0 2 1 1 2 2 2 1
0 0 2 0 1 0 2 1 1 0 0 0 1 1 1 0 2 1 2 2
0 1 1 0 2 0 2 0 2 0 1 1 2 0 1 1 1 1 2 1
1 1 0 0 0 1 1 2 2 1 1 1 1 1 2 1 2 1 2 0
1 2 1 0 2 2 0 2 0 0 2 2 0 2 0 0 2 0 0 1
1 1 0 0 1 0 0 1 2 1 1 1 1 1 0 1 0 1 0 0
(n+1)X(3+1)0..2阵列的数量,最大值加上下中值减去上中值减去每个2X2子块的最小值相等
+10 三
1033, 8825, 85929, 929447, 9558409, 107087939, 1117775361, 12821027315, 135199336873, 1580326999835, 16792477473969, 199287485892947, 2129881236360889, 25583932979862059, 274630528704260481
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经验:a(n)=24*a(n-1)-55*a(n-2)-2772*a(n3)+26568*a(4-4)-71616*a(5-5)-74996*a(6-6)+644112*a(7-7)-762032*a
例子
n=3的一些解
..2..2..1..1....0..0..0..2....0..1..2..1....2..0..1..0....2..1..2..2
..2..1..1..0....0..1..0..1....0..2..2..0....1..0..2..0....0..2..2..1
..1..1..0..0....0..0..2..0....1..0..1..2....1..1..0..1....1..2..1..1
..1..0..0..1....2..1..0..1....0..2..0..2....1..2..2..0....1..1..1..0
每个2X2子块的最大值加上下中值减去上中值减去最小值的(n+1)X(2+1)0..2数组的数目相等
+10 1
277, 1435, 8825, 60187, 410305, 2926867, 20377961, 147734251, 1039350577, 7613312515, 53944065785, 398046992347, 2834584305025, 21024264295027, 150246189753161, 1118382878221771, 8011732148951377, 59783309384192995
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经验公式:a(n)=12*a(n-1)+15*a(n-2)-672*a(n3)+2434*a(4-4)+864*a(-n5)-17988*a
例子
n=4的一些解
..2..1..1....1..2..1....1..0..1....2..1..2....1..2..1....1..2..0....0..1..2
..2..0..1....2..0..2....0..0..0....2..2..2....0..2..2....2..2..1....1..1..1
..1..2..0....2..1..2....0..1..2....0..1..0....0..1..0....2..1..1....2..1..2
..1..1..0....0..2..0....2..0..0....1..1..1....2..0..2....0..0..1....0..2..0
..1..2..0....1..0..1....0..1..0....1..0..1....0..1..2....1..0..2....2..1..2
每个2X2子块的最大值加上下中值减去上中值减去最小值的(n+1)X(4+1)0..2数组的数目相等
+10 1
4183, 60187, 929447, 16530709, 270610375, 5140896385, 86863046591, 1730194335025, 29809824906343, 613527734331097, 10689124490322287, 224961906203697169, 3943143681821693815, 84279362890540754665
配方奶粉
经验公式:a(n)=36*a(n-1)+213*a(n-2)-20688*a(-n3)+159340*a(4-4)+2245440*a(n5)-34534356*a
例子
n=2的一些解
..0..1..0..2..2....0..0..2..0..1....0..1..1..1..1....1..0..1..2..2
..2..0..0..1..0....1..2..1..2..0....1..1..2..1..0....0..0..2..0..1
..2..1..0..0..0....0..0..0..0..1....1..0..2..0..0....1..0..1..2..0
每个2X2子块的最大值加上下中值减去上中值减去最小值的(n+1)X(5+1)0..2数组的数目相等
+10 1
17481, 410305, 9558409, 270610375, 6612746409, 203606804707, 5094225962785, 167431587932179, 4238424064205001, 146743496294875195, 3736375181313140689, 134871797219330857075, 3444806969589767397849, 128484283442135059854667
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经验公式:a(n)=6*a(n-1)+2037*a(-n2)-12282*a(n3)-1251404*a(n-4)+7631304*a
例子
n=1的一些解
..0..2..2..1..0..1....2..2..1..2..2..2....1..1..2..2..2..2....2..0..1..1..2..2
..0..1..2..2..2..0....1..2..0..0..1..2....1..0..0..1..2..1....0..1..1..0..2..1
每个2X2子块的最大值加上下中值减去上中值减去最小值的(n+1)X(6+1)0..2数组的数目相等
+10 1
75907, 2926867, 107087939, 5140896385, 203606804707, 11092792124317, 457619414560859, 27133853757874765, 1137649333616978947, 71445848806556028277, 3006262303583356155659, 196820730933791596981165
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经验:a(n)=66*a(n-1)+6693*a(n-2)-517398*a(n3)-12402284*a(-n4)+1417737384*a(n-5)-1644793764*a(名词-6)-1564727002056*a(nn-7)+21216496783968*a)-411721665197137920*a(n-13)+648256268849283072*a(n-14)+2876294996666792448*a(-15)-1191655214366588928(n-16)+626271353535725568(n-17)
例子
n=1的一些解
..0..1..2..2..1..0..2....1..0..2..2..0..1..1....1..2..0..0..0..0..0
..0..2..2..1..1..1..0....0..2..1..0..1..1..2....2..0..1..0..1..2..1
每个2X2子块的最大值加上下中值减去上中值减去最小值的(n+1)X(7+1)0..2数组的数目相等
+10 1
330433, 20377961, 1117775361, 86863046591, 5094225962785, 457619414560859, 27385111938746265, 2738509536172477067, 163523882162586207553, 17866672312397065316531, 1056619306386809386800201
配方奶粉
经验:a(n)=146*a(n-1)+8581*a(n-2)-2153126*a n-12)+600909926643662848(n-13)+270740030729748480(n-14)-1110528281385369600*a(n-15)+583172068737024000*a(n-16)
例子
n=1的一些解
..1..0..2..0..1..2..0..2....1..0..2..2..0..0..1..1....1..0..2..1..0..2..1..1
..2..2..1..2..0..2..1..0....1..1..0..1..2..1..1..0....1..1..2..2..2..1..1..0
每个2X2子块中最大值加上下中位数减去上中位数减去最小值的(n+1)X(n+1)0..2数组的数目相等
+10 0
81, 1435, 85929, 16530709, 6612746409, 11092792124317, 27385111938746265, 497183007539695570813, 7087061017965887490247401
例子
n=3的一些解
..1..0..0..2....1..0..1..1....0..0..2..0....0..1..0..1....1..2..0..0
..1..1..0..1....2..2..2..1....1..2..1..2....2..0..0..0....0..0..1..2
..1..0..2..0....0..1..0..0....0..2..0..2....1..2..1..2....2..1..1..1
..1..1..2..1....0..0..0..1....2..1..2..1....1..1..1..1....0..0..1..2
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