A026308 - OEIS

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A026308

Expansion of 1/((1-2x)(1-5x)(1-11x)(1-12x)).

1, 30, 597, 9974, 151629, 2176086, 30060949, 404288598, 5331243357, 69255757142, 889174566501, 11309336465622, 142744102829485, 1790283986115798, 22334320279686453, 277371931128111446

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OFFSET

0,2

LINKS

Table of n, a(n) for n=0..15.

Index entries for linear recurrences with constant coefficients, signature (30, -303, 1154, -1320).

FORMULA

a(n) = -4*2^n/135 +125*5^n/126 -1331*11^n/54 +864*12^n/35. R. J. Mathar, Jun 23 2013

CROSSREFS

Sequence in context: A004347 A028052 A024445 * A081140 A131206 A020982

Adjacent sequences: A026305 A026306 A026307 * A026309 A026310 A026311

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved