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Search: id:A004998
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A004998 6^n/n!*product[ k=0..n-1 ](6*k + 11). +0
1
1, 66, 3366, 154836, 6735366, 282885372, 11598300252, 467245810152, 18573020953542, 730538824172652, 28491014142733428, 1103379274982221848, 42480102086815541148, 1627314679941087653208 (list; graph; listen)
OFFSET

0,2

FORMULA

A(x) = (1 - 36*x)^(-11/6).

a(n) ~ 6/5*Gamma(5/6)^-1*n^(5/6)*6^(2*n)*{1 + 55/72*n^-1 - ...}. - Joe Keane (jgk(AT)jgk.org), Nov 24 2001

CROSSREFS

Sequence in context: A062152 A138875 A138877 this_sequence A097316 A099639 A003555

Adjacent sequences: A004995 A004996 A004997 this_sequence A004999 A005000 A005001

KEYWORD

nonn

AUTHOR

Joe Keane (jgk(AT)jgk.org)

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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