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A085540 n(n+1)^3. 2
0, 8, 54, 192, 500, 1080, 2058, 3584, 5832, 9000, 13310, 19008, 26364, 35672, 47250, 61440, 78608, 99144, 123462, 152000, 185220, 223608, 267674, 317952, 375000, 439400, 511758, 592704, 682892, 783000, 893730, 1015808, 1149984, 1297032, 1457750, 1632960 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

LINKS

Index to sequences with linear recurrences with constant coefficients, signature (5,-10,10,-5,1).

FORMULA

a(n) = 2*A092364(n+1). - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 09 2007

G.f. -2*x*(4+7*x+x^2) / (x-1)^5. - R. J. Mathar, Mar 10 2011

CROSSREFS

Sequence in context: A180095 A189393 A085537 * A122657 A152692 A037966

Adjacent sequences:  A085537 A085538 A085539 * A085541 A085542 A085543

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Jul 05 2003

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Last modified February 17 02:08 EST 2012. Contains 205978 sequences.