A330811 a(n) is the largest number that can be expressed as the sum of three positive triangular numbers in exactly n ways.

29, 119, 335, 713, 1730, 1328, 3413, 3485, 4565, 6053, 6950, 10688, 11348, 13970, 16778, 20768, 18173, 36245, 26480, 27203, 37073, 35033, 39983, 57860, 46940, 49148, 68258, 62810, 66515, 76985, 73868, 123878, 103403, 87890, 119810, 111053, 118490, 118880

Offset

0,1

Comments

If the triangular numbers were not required to be positive, sequence A330810 would result.

Links

Table of n, a(n) for n=0..37.

Crossrefs

Cf. A000217, A002097, A060773, A061262, A063993, A064825, A071530, A111638, A258257, A258258, A330810.

Sequence in context: A233046 A042650 A158560 * A118614 A033660 A287406

Adjacent sequences: A330808 A330809 A330810 * A330812 A330813 A330814

Keyword

nonn

Author

Jon E. Schoenfield, Jan 01 2020

Status

approved