A129983 Binomial transform of A129982.

1, 1, 2, 5, 12, 27, 58, 122, 256, 541, 1154, 2481, 5364, 11644, 25360, 55405, 121424, 266939, 588614, 1301630, 2885984, 6414417, 14288550, 31893569, 71322056, 159763320, 358421536, 805212921, 1811204092, 4078580939, 9193596242, 20741992514, 46834137088, 105823923749, 239265719914, 541279785777

Offset

0,3

Links

Table of n, a(n) for n=0..35.

Index entries for linear recurrences with constant coefficients, signature (6,-13,12,-3,-2).

Formula

O.g.f.: (1-5x+9x^2-6x^3-x^4+x^5)/[(-1+4x-5x^2+2x^3+x^4)(-1+2x)]. - R. J. Mathar, Apr 02 2008

Mathematica

CoefficientList[Series[(1-5x+9x^2-6x^3-x^4+x^5)/((-1+4x-5x^2+2x^3+x^4)(-1+2x)), {x, 0, 30}], x] (* Harvey P. Dale, Jun 19 2015 *)

Crossrefs

Sequence in context: A362197 A000325 A076878 * A307265 A083378 A116712

Adjacent sequences: A129980 A129981 A129982 * A129984 A129985 A129986

Keyword

nonn,easy

Author

Paul Curtz, Jun 14 2007

Status

approved