A329634 - OEIS

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A329634

Numbers that are sums of consecutive centered tetrahedral numbers (A005894).

4

1, 5, 6, 15, 20, 21, 35, 50, 55, 56, 69, 104, 119, 121, 124, 125, 190, 195, 225, 240, 245, 246, 295, 316, 385, 420, 425, 435, 440, 441, 490, 589, 611, 680, 715, 720, 730, 735, 736, 791, 915, 1014, 1035, 1036, 1105, 1140, 1155, 1160, 1161, 1309, 1325, 1380, 1504, 1625, 1665, 1694

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OFFSET

1,2

LINKS

Table of n, a(n) for n=1..56.

CROSSREFS

Cf. A005894, A132366, A322468, A322610, A329635, A329636.

Sequence in context: A191213 A121847 A030533 * A227066 A115908 A247962

Adjacent sequences: A329631 A329632 A329633 * A329635 A329636 A329637

KEYWORD

nonn

AUTHOR

Ilya Gutkovskiy, Nov 18 2019

STATUS

approved