A025947 - OEIS

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A025947

Expansion of 1/((1-2x)(1-3x)(1-7x)(1-12x)).

1, 24, 391, 5478, 71449, 898044, 11063179, 134771010, 1631361325, 19675158360, 236793832639, 2846370045246, 34190350504129, 410521580544372, 4927920602312371, 59146678721188986, 709841565237360661

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OFFSET

0,2

LINKS

Table of n, a(n) for n=0..16.

Index entries for linear recurrences with constant coefficients, signature (24,-185,534,-504).

FORMULA

a(n) = -7^(n+3)/100 +96*12^n/25 +3^(n+1)/4 -2^(n+2)/25; - R. J. Mathar, May 22 2013

CROSSREFS

Sequence in context: A020494 A020573 A022448 * A007752 A145602 A020447

Adjacent sequences: A025944 A025945 A025946 * A025948 A025949 A025950

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved