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A343427
G.f.: 1 + 1^1*x/(1 + 2^2*x/(1 + 3^3*x/(1 + 4^4*x/(1 + 5^5*x/(1 + ...))))).
4
1, 1, -4, 124, -31492, 95311228, -4353197274628, 3536438210329520764, -58773626061322570140840196, 22612364715316383254816814332673916, -224919094679732422549471022558879877877853188, 63900685360824803637692081638626416736937520172676174972
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OFFSET
0,3
LINKS
Seiichi Manyama,
Table of n, a(n) for n = 0..37
FORMULA
G.f.: 1/(Sum_{k>=0}
A307084
(k) * (-x)^k).
PROG
(PARI) a(n) = my(A=1+O(x)); for(i=1, n, A=1+(n-i+1)^(n-i+1)*x/A); polcoef(A, n);
CROSSREFS
Cf.
A000698
,
A307084
,
A343428
.
Sequence in context:
A197610
A090082
A243010
*
A209040
A068891
A337245
Adjacent sequences:
A343424
A343425
A343426
*
A343428
A343429
A343430
KEYWORD
sign
AUTHOR
Seiichi Manyama
, Apr 15 2021
STATUS
approved
