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A036083 Expansion of (-1+1/(1-5*x)^5)/(25*x); related to A036071. 6
1, 15, 175, 1750, 15750, 131250, 1031250, 7734375, 55859375, 391015625, 2666015625, 17773437500, 116210937500, 747070312500, 4731445312500, 29571533203125, 182647705078125, 1116180419921875, 6755828857421875 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

LINKS

W. Lang, On generalizations of Stirling number triangles, J. Integer Seqs., Vol. 3 (2000), #00.2.4.

FORMULA

a(n) = 5^(n-1)*binomial(n+5, 4); G.f. (-1+(1-5*x)^(-5))/(x*5^2).

PROG

(Other) SAGE:[lucas_number2(n, 5, 0)*binomial(n, 4)/5^6 for n in xrange(5, 24)] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Mar 13 2009]

CROSSREFS

Cf. A036070, A036071. a(n)= A030527(n+1, 1) (first column of triangle).

Sequence in context: A152586 A082678 A107395 * A051588 A016164 A000482

Adjacent sequences:  A036080 A036081 A036082 * A036084 A036085 A036086

KEYWORD

easy,nonn

AUTHOR

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de)

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Last modified February 15 05:26 EST 2012. Contains 205694 sequences.