A029365 Expansion of 1/((1-x^4)(1-x^7)(1-x^9)(1-x^12)).

1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 2, 1, 1, 1, 3, 1, 2, 2, 3, 3, 2, 3, 4, 4, 3, 4, 6, 4, 5, 5, 7, 6, 6, 7, 9, 8, 7, 9, 11, 9, 10, 11, 13, 12, 12, 13, 16, 15, 14, 16, 19, 17, 18, 19, 22, 21, 21, 22, 26, 25, 24, 27, 30, 28, 29, 31

Offset

0,13

Links

Table of n, a(n) for n=0..67.

Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 1, 0, 0, 1, 0, 1, 0, -1, 1, -1, 0, 0, -2, 0, 0, -1, 1, -1,0, 1, 0, 1, 0, 0, 1, 0, 0, 0, -1).

Mathematica

CoefficientList[Series[1/((1-x^4)(1-x^7)(1-x^9)(1-x^12)), {x, 0, 70}], x] (* or *) LinearRecurrence[{0, 0, 0, 1, 0, 0, 1, 0, 1, 0, -1, 1, -1, 0, 0, -2, 0, 0, -1, 1, -1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, -1}, {1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 2, 1, 1, 1, 3, 1, 2, 2, 3, 3, 2, 3, 4, 4, 3, 4, 6, 4, 5, 5}, 80] (* _Harvey P. Dale_, Sep 12 2017 *)

Crossrefs

Sequence in context: A099244 A260221 A014671 * A204178 A365466 A095136

Adjacent sequences: A029362 A029363 A029364 * A029366 A029367 A029368

Keyword

nonn

Author

_N. J. A. Sloane_.

Status

approved