A350205 a(n) is the smallest positive integer which can be represented as the sum of distinct nonzero tetrahedral numbers in exactly n ways, or 0 if no such integer exists.

1, 35, 140, 175, 225, 290, 374, 400, 430, 455, 539, 540, 630, 655, 690, 595, 680, 760, 795, 715, 770, 865, 830, 945, 875, 980, 935, 960, 1080, 990, 970, 1075, 995, 1160, 1165, 1110, 1050, 1170, 1135, 1220, 1190, 1350, 1305, 1285, 1389, 1310, 1320, 1360, 1355, 1340

Offset

1,2

Links

Table of n, a(n) for n=1..50.

Eric Weisstein's World of Mathematics, Tetrahedral Number

Crossrefs

Cf. A000292, A274046, A279278, A350206.

Sequence in context: A044748 A171473 A158586 * A267565 A330230 A330233

Adjacent sequences: A350202 A350203 A350204 * A350206 A350207 A350208

Keyword

nonn

Author

Ilya Gutkovskiy, Dec 19 2021

Status

approved