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A095685 G.f.: (1+x)^4/(1-11*x+11*x^2-x^3). 0
1, 15, 160, 1600, 15856, 156976, 1553920, 15382240, 152268496, 1507302736, 14920758880, 147700286080, 1462082101936, 14473120733296, 143269125231040, 1418218131577120, 14038912190540176, 138970903773824656, 1375670125547706400, 13617730351703239360 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

LINKS

Index entries for sequences related to linear recurrences with constant coefficients

FORMULA

a(n)=18*A072256(n)-2, n>1. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jan 11 2009]

CROSSREFS

Sequence in context: A206811 A027544 A021048 * A067361 A014920 A081034

Adjacent sequences:  A095682 A095683 A095684 * A095686 A095687 A095688

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Jul 04 2004

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Last modified February 17 14:16 EST 2012. Contains 206034 sequences.