A029219 Expansion of 1/((1-x^2)*(1-x^6)*(1-x^8)*(1-x^9)).

1, 0, 1, 0, 1, 0, 2, 0, 3, 1, 3, 1, 4, 1, 5, 2, 6, 3, 8, 3, 9, 4, 10, 5, 13, 6, 15, 8, 16, 9, 19, 10, 22, 13, 24, 15, 28, 16, 31, 19, 34, 22, 39, 24, 43, 28, 46, 31, 52, 34, 57, 39, 61, 43, 68, 46, 74, 52, 79, 57, 87, 61, 94

Offset

0,7

Comments

Number of partitions of n into parts 2, 6, 8, and 9. - Joerg Arndt, Jun 02 2014

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

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

Mathematica

CoefficientList[Series[1/((1 - x^2) (1 - x^6) (1 - x^8) (1 - x^9)), {x, 0, 100}], x] (* Vincenzo Librandi, Jun 02 2014 *)

Prog

(PARI) Vec(1/((1-x^2)*(1-x^6)*(1-x^8)*(1-x^9)) + O(x^80)) \\ Jinyuan Wang, Mar 15 2020

Crossrefs

Sequence in context: A029239 A162201 A271722 * A339373 A212217 A211857

Adjacent sequences: A029216 A029217 A029218 * A029220 A029221 A029222

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved