A294260 E.g.f.: exp(Sum_{n>=1} A010815(n)*x^n).

1, -1, -1, 5, 1, 79, -689, 2981, -7615, -172801, 3621151, -16469531, -240199871, 2722511375, 51840080111, -1987808959291, 12337235928961, 136594696115071, -1167414675803585, -56631124939839931, -1376838916423621759, 69766591820556094799

Offset: 0

Author

Seiichi Manyama, Oct 26 2017

Keywords

• sign

Links

• Seiichi Manyama, Table of n, a(n) for n = 0..449

Crossrefs

Main diagonal of A294254.

Cf. A293840.

Formula

a(0) = 1 and a(n) = (n-1)! * Sum_{k=1..n} k*A010815(k)*a(n-k)/(n-k)! for n > 0.