A029218 Expansion of 1/((1-x^2)*(1-x^6)*(1-x^7)*(1-x^12)).

1, 0, 1, 0, 1, 0, 2, 1, 2, 1, 2, 1, 4, 2, 5, 2, 5, 2, 7, 4, 8, 5, 8, 5, 11, 7, 13, 8, 14, 8, 17, 11, 19, 13, 20, 14, 24, 17, 27, 19, 29, 20, 34, 24, 37, 27, 39, 29, 45, 34, 49, 37, 52, 39, 59, 45, 64, 49, 67, 52, 75, 59, 81, 64

Offset

0,7

Comments

Number of partitions of n into parts 2, 6, 7, and 12. - 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 (0,1,0,0,0,1,1,-1,-1,0,0,1,-1,-1,1,0,0,-1,-1,1,1,0,0,0,1,0,-1).

Mathematica

CoefficientList[Series[1/((1 - x^2) (1 - x^6) (1 - x^7) (1 - x^12)), {x, 0, 100}], x] (* Vincenzo Librandi, Jun 02 2014 *)

Prog

(PARI) Vec(1/((1-x^2)*(1-x^6)*(1-x^7)*(1-x^12)) + O(x^80)) \\ Jinyuan Wang, Mar 15 2020

Crossrefs

Sequence in context: A161297 A161272 A160976 * A100376 A336318 A020738

Adjacent sequences: A029215 A029216 A029217 * A029219 A029220 A029221

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved