a(n) = n! * [x^n] exp(exp(n*x)/(1 - x) - 1).
A308330
a(n) = n! * [x^n] exp(exp(n*x)/(1 - x) - 1).
Terms
- a(0) =1a(1) =2a(2) =19a(3) =346a(4) =10217a(5) =441226a(6) =26023123a(7) =1998840586a(8) =193094418161
External references
- oeis: A308330
A308330
a(n) = n! * [x^n] exp(exp(n*x)/(1 - x) - 1).