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Search: id:A162476
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A162476 Expansion of (1/(1-x))*c(x/(1-x)^4), c(x) the g.f. of A000108. +0
3
1, 2, 8, 39, 205, 1136, 6548, 38882, 236260, 1462131, 9184413, 58408588, 375330536, 2433325315, 15896742423, 104546968252, 691608993478, 4599024778431, 30724413312953, 206114347293697, 1387917616331135, 9377747277136328 (list; graph; listen)
OFFSET

0,2

COMMENT

Partial sums are A162477. Partial sums of A162475.

FORMULA

G.f.: 1/(1-x-x/((1-x)^3-x/(1-x-x/((1-x)^3-x/(1-x-x/((1-x)^3-x/(1-... (continued fraction);

a(n)=sum{k=0..n, C(n+3k,n-k)*A000108(k)}.

CROSSREFS

Sequence in context: A154133 A077324 A112737 this_sequence A059275 A020047 A068107

Adjacent sequences: A162473 A162474 A162475 this_sequence A162477 A162478 A162479

KEYWORD

easy,nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Jul 04 2009

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.


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