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Search: id:A060103
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A060103 Fourth column (m=3) of triangle A060102. +0
3
1, 13, 71, 259, 742, 1806, 3906, 7722, 14223, 24739, 41041, 65429, 100828, 150892, 220116, 313956, 438957, 602889, 814891, 1085623, 1427426, 1854490, 2383030, 3031470, 3820635, 4773951, 5917653 (list; graph; listen)
OFFSET

0,2

FORMULA

a(n)=(4*n^2+20*n+15 )*binomial(n+4, 4)/15.

G.f.: (1+6*x+x^2)/(1-x)^7.

CROSSREFS

A000012, A000290, A002417.

Sequence in context: A067382 A158941 A128003 this_sequence A141989 A159512 A104132

Adjacent sequences: A060100 A060101 A060102 this_sequence A060104 A060105 A060106

KEYWORD

nonn,easy

AUTHOR

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Apr 06 2001

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Last modified December 9 14:43 EST 2009. Contains 170430 sequences.


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