A025950 Expansion of 1/((1-2x)(1-3x)(1-8x)(1-11x)).

1, 24, 387, 5306, 66969, 806148, 9425599, 108151662, 1225448037, 13766224472, 153719012811, 1709234017218, 18948174785905, 209602732183596, 2315012544644823, 25540197959076374, 281542657422715773

Offset

0,2

Links

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

Index entries for linear recurrences with constant coefficients, signature (24,-189,554,-528).

Formula

a(n) = -4*2^n/27 +27*3^n/40 -256*8^n/45 +1331*11^n/216. - R. J. Mathar, Jun 20 2013

Mathematica

CoefficientList[Series[1/((1-2x)(1-3x)(1-8x)(1-11x)), {x, 0, 30}], x] (* or *) LinearRecurrence[{24, -189, 554, -528}, {1, 24, 387, 5306}, 30] (* Harvey P. Dale, Jul 19 2016 *)

Crossrefs

Sequence in context: A042108 A022455 A021954 * A020584 A025970 A021924

Adjacent sequences: A025947 A025948 A025949 * A025951 A025952 A025953

Keyword

nonn,easy

Author

N. J. A. Sloane.

Status

approved