A029312 Expansion of 1/((1-x^3)(1-x^7)(1-x^9)(1-x^12)).

1, 0, 0, 1, 0, 0, 1, 1, 0, 2, 1, 0, 3, 1, 1, 3, 2, 1, 4, 3, 1, 6, 3, 2, 7, 4, 3, 8, 6, 3, 10, 7, 4, 12, 8, 6, 14, 10, 7, 16, 12, 8, 19, 14, 10, 22, 16, 12, 25, 19, 14, 28, 22, 16, 32, 25, 19, 36, 28, 22, 40, 32, 25, 45, 36, 28

Offset

0,10

Links

Table of n, a(n) for n=0..65.

Index entries for linear recurrences with constant coefficients, signature (0, 0, 1, 0, 0, 0, 1, 0, 1, -1, 0, 0, 0, 0, -1, -1, 0, 0, 0, 0, -1, 1, 0, 1, 0, 0, 0, 1, 0, 0, -1).

Mathematica

CoefficientList[Series[1/((1-x^3)(1-x^7)(1-x^9)(1-x^12)), {x, 0, 100}], x] (* Jinyuan Wang, Mar 12 2020 *)

Crossrefs

Sequence in context: A363048 A262114 A320780 * A287352 A243715 A333661

Adjacent sequences: A029309 A029310 A029311 * A029313 A029314 A029315

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved