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A025938 Expansion of 1/((1-2x)(1-3x)(1-6x)(1-8x)). 0
1, 19, 237, 2471, 23429, 210063, 1818349, 15380167, 128060757, 1054660607, 8618507261, 70035919863, 566816115685, 4573706232751, 36824728021773, 296008336113959, 2376529889559413, 19063018707520095 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..17.

Index entries for linear recurrences with constant coefficients, signature (19,-124,324,-288).

FORMULA

a(n) = (2*8^(n+3)-5*6^(n+3)+8*3^(n+3)-5*2^(n+3))/120. - Yahia Kahloune, May 24 2013

MATHEMATICA

CoefficientList[Series[1/((1-2x)(1-3x)(1-6x)(1-8x)), {x, 0, 20}], x] (* Harvey P. Dale, Apr 05 2019 *)

CROSSREFS

Sequence in context: A152494 A171158 A022033 * A229026 A114757 A142615

Adjacent sequences:  A025935 A025936 A025937 * A025939 A025940 A025941

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified September 29 20:22 EDT 2020. Contains 337432 sequences. (Running on oeis4.)