A025846 - OEIS

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A025846

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

1, 0, 0, 1, 0, 0, 1, 1, 0, 2, 1, 0, 2, 1, 1, 2, 2, 1, 3, 2, 1, 4, 2, 2, 4, 3, 2, 5, 4, 2, 6, 4, 3, 6, 5, 4, 7, 6, 4, 8, 6, 5, 9, 7, 6, 10, 8, 6, 11, 9, 7, 12, 10, 8, 13, 11, 9, 14, 12, 10, 15, 13, 11, 17, 14, 12, 18, 15, 13, 19, 17, 14

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OFFSET

0,10

LINKS

Table of n, a(n) for n=0..71.

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

FORMULA

G.f.: 1/((1-x^3)*(1-x^7)*(1-x^9)).

MATHEMATICA

CoefficientList[Series[1/((1-x^3)(1-x^7)(1-x^9)), {x, 0, 80}], x] (* Harvey P. Dale, Sep 07 2011 *)

CROSSREFS

Sequence in context: A279792 A025852 A190762 * A241272 A358991 A033780

Adjacent sequences: A025843 A025844 A025845 * A025847 A025848 A025849

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved