A334115 Numbers that can be written as a product of tetrahedral numbers.

0, 1, 4, 10, 16, 20, 35, 40, 56, 64, 80, 84, 100, 120, 140, 160, 165, 200, 220, 224, 256, 286, 320, 336, 350, 364, 400, 455, 480, 560, 640, 660, 680, 700, 800, 816, 840, 880, 896, 969, 1000, 1024, 1120, 1140, 1144, 1200, 1225, 1280, 1330, 1344, 1400, 1456, 1540, 1600

Offset

1,3

Comments

For n > 1, numbers that appear at least once in A007426.

Links

David A. Corneth, Table of n, a(n) for n = 1..10000

Eric Weisstein's World of Mathematics, Tetrahedral Number

Crossrefs

Cf. A000292, A007426, A085782, A265010.

Sequence in context: A215248 A310506 A310507 * A265010 A223961 A224391

Adjacent sequences: A334112 A334113 A334114 * A334116 A334117 A334118

Keyword

nonn

Author

Ilya Gutkovskiy, Apr 14 2020

Extensions

More terms from David A. Corneth, Mar 22 2021

Status

approved