A118368 Largest number that is not the sum of four (2n+1)-gonal numbers.

0, 89, 1003, 2894, 4765, 6906, 14057, 22296, 34913, 51301, 60551, 72335, 100206, 123097, 148830, 184931, 244253, 273883, 291741, 332935, 405859, 490767, 546709, 749357, 672419, 826463, 849211, 1009749, 988071, 1128245, 1251029, 1588435

Offset

1,2

Comments

See A118367 for the largest number that is not the sum of five n-gonal numbers. Sequence A118280 has the conjectured bounds for three (2n+1)-gonal numbers.

Links

Table of n, a(n) for n=1..32.

Crossrefs

Sequence in context: A158716 A093289 A103545 * A197399 A183321 A264253

Adjacent sequences: A118365 A118366 A118367 * A118369 A118370 A118371

Keyword

nonn

Author

T. D. Noe, Apr 25 2006

Extensions

a(26)-a(32) from Donovan Johnson, Apr 17 2010

Status

approved