搜索号码
自身n。  三角形n。

属于这两组的第一个数字:

1,,378,435,703,861,2145,2211,2415,2628,3403,3741,4371,4753,6441,9870,11325,11628,12403,12561,20301,20503,21528,23653,24531,28680,30135,30381,31125,34453,34980,37950,41328,43071,50721,63903,65703,67896,73153,78606,81003,88831,89676,94830,102831,104653,107880,112101,124251,126253,131328,134421,161028,169653,186966,200661,203203,207690,213531,229503,230181,243253,257403,261003,269011,290703,299925,303810,314028,316410,323610,325221,332520,334153,349866,353220,367653,372816,397386,430128,438516,447931,460320,471906,504510,520710,538203,541320,568711,580503,584821,592416,597871,626640,649230,653796,662976,701520,712221,715806,720600,748476,776881,783126,790653,791911,795691,821121,844350,848253,869221,870540,886446,889111,901153,903840,930930,936396,947376,959805,970921,1004653,1006071,1094460,1148370,1192740,1195831,1202025,1217580,1252153,1298466,1326006,1371996,1381953,1388611,1422141,1437360,1452660,1471470,1493856,1507716,1514670,1544403,1554966,1595791,1615503,1624503,1679028,1686366,1727011,1736316,1755001,1786995,1800253,1813560,1836486,1844160,1869211,1943406,1955253,1957231,1965153,1977066,1985028,1999000,2015028,2035153,2039190,2043231,2087946,2100225,2153850,2172570,2180916,2197656,2241903,2248260,2254626,2327403,2338203,2425503,2463090,2467531,2471976,2543640,2568511,2591226,2595781,2639253,2646150,2717946,2731953,2743653,2769481,2823876,2838153,2847691,2866815,2876401,2883601,2907666,2978020,2992681,3076440,3083886,3121251,3153816,3178981,3181503,3196656,3232153,3267846,3283203,3357936,3420420,3454506,3475566,3488761,3499335,3539130,3547116,3638253,3651753,3678828,3697840,3744216,3752430,3760653,3768885,3771631,3793635,3818466,3840606,3938221,3943836,3966336,3971971,3980431,3988900,3991725,4025703,4034220,4154403,4171716,4212253,4252986,4261740,4270503,4355676,4394130,4400061,4459591,4465566,4495501,4501500,4552653,4570776,4674153,4677211,4686391,4707846,4794156,4803450,4812753,4862521,4871881,4909411,4959675,4962825,4997541,5019696,5099221,5112003,5121600,5240703,5276376,5279625,5292631,5443350,5449951.

一些较大的示例: