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A023956 Expansion of 1/((1-x)(1-6x)(1-8x)(1-11x)). 1
1, 26, 449, 6502, 85581, 1063194, 12725545, 148560206, 1704811493, 19330213474, 217323204033, 2428517447382, 27020001684157, 299686169462186, 3316371108572633, 36639232372189150, 404308142849091093 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..200

FORMULA

a(n) = (7*11^(n+3) - 25*8^(n+3) + 21*6^(n+3) - 3)/1050. [Yahia Kahloune, Jun 29 2013]

MATHEMATICA

CoefficientList[Series[1 / ((1 - x) (1 - 6 x) (1 - 8 x) (1 - 11 x)), {x, 0, 20}], x] (* Vincenzo Librandi, Jul 16 2013 *)

CROSSREFS

Sequence in context: A331881 A024170 A028042 * A025981 A025996 A023540

Adjacent sequences:  A023953 A023954 A023955 * A023957 A023958 A023959

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified May 27 16:48 EDT 2022. Contains 354110 sequences. (Running on oeis4.)