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A209426
Central terms of triangle
A209424
.
2
1, 3, 347, 10707908, 72078431500368, 103279205595241909409817, 32276238007289208146779304321387283, 2246642168097747174860193404728752903216792387572, 35410884110668229233891981980646482609768612036854978171150794831
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OFFSET
0,2
LINKS
Table of n, a(n) for n=0..8.
PROG
(PARI) {a(n)=polcoeff(polcoeff(exp(sum(m=1, 2*n, x^m/m*sum(k=0, m, binomial(m, k)^m*y^k))+x*O(x^(2*n))), 2*n, x), n, y))}
for(n=0, 10, print1(a(n), ", "))
CROSSREFS
Cf.
A209424
,
A209425
.
Sequence in context:
A234607
A057121
A039515
*
A037302
A341229
A157591
Adjacent sequences:
A209423
A209424
A209425
*
A209427
A209428
A209429
KEYWORD
nonn
AUTHOR
Paul D. Hanna
, Mar 08 2012
STATUS
approved
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Last modified July 29 21:21 EDT 2024. Contains 374734 sequences. (Running on oeis4.)