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A360442 E.g.f. satisfies A(x) = x * exp( -A(x) + x * exp(-A(x)) ). 2

%I #25 Feb 11 2023 01:50:52

%S 0,1,0,-6,36,-20,-2730,38178,-93688,-7711272,184968810,-1036880570,

%T -66424040628,2427958996164,-24081426198466,-1271591203182510,

%U 66942964987695120,-1027559316530335952,-45046737788036457006,3332345692967904801438

%N E.g.f. satisfies A(x) = x * exp( -A(x) + x * exp(-A(x)) ).

%H Seiichi Manyama, <a href="/A360442/b360442.txt">Table of n, a(n) for n = 0..399</a>

%F a(n) = Sum_{k=1..n} k^(n-k) * (-n)^(k-1) * binomial(n,k).

%o (PARI) a(n) = sum(k=1, n, k^(n-k)*(-n)^(k-1)*binomial(n, k));

%Y Cf. A055779, A360471.

%K sign

%O 0,4

%A _Seiichi Manyama_, Feb 09 2023

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Last modified August 28 10:55 EDT 2024. Contains 375481 sequences. (Running on oeis4.)