A029409 Expansion of 1/((1-x^5)(1-x^9)(1-x^10)(1-x^11)).

1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 2, 1, 0, 0, 1, 2, 1, 0, 1, 2, 4, 2, 1, 1, 2, 4, 2, 2, 2, 4, 6, 4, 3, 3, 4, 6, 5, 4, 5, 6, 9, 7, 6, 6, 7, 10, 8, 8, 8, 10, 13, 11, 10, 10, 12, 15, 13, 12, 13, 15, 19, 16, 15, 16, 18, 22, 19, 18, 19, 22

Offset

0,11

Links

Table of n, a(n) for n=0..69.

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

Mathematica

CoefficientList[Series[1/((1-x^5)(1-x^9)(1-x^10)(1-x^11)), {x, 0, 70}], x] (* Harvey P. Dale, May 25 2012 *)

Prog

(PARI) Vec(1/((1-x^5)*(1-x^9)*(1-x^10)*(1-x^11)) + O(x^80)) \\ Jinyuan Wang, Mar 11 2020

Crossrefs

Sequence in context: A284314 A280454 A124645 * A335391 A014674 A015339

Adjacent sequences: A029406 A029407 A029408 * A029410 A029411 A029412

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved