OFFSET
1,2
COMMENTS
LINKS
Paul D. Hanna, Table of n, a(n) for n = 1..42
EXAMPLE
E.g.f.: A(x) = x + 4*x^2/2! + 39*x^3/3! + 604*x^4/4! + 12625*x^5/5! + 332766*x^6/6! + 10574725*x^7/7! + 393171416*x^8/8! + 16744363569*x^9/9! + 803841993370*x^10/10! + ... + a(n)*x^n/n! + ...
a(n) is divisible by n, where a(n)/n begins
[1, 2, 13, 151, 2525, 55461, 1510675, 49146427, 1860484841, ...].
PROG
CROSSREFS
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Mar 20 2023
STATUS
approved