a(n) = n! * [x^n] exp(exp(x)*(exp(n*x) - 1)/(exp(x) - 1) - n).
A320288
a(n) = n! * [x^n] exp(exp(x)*(exp(n*x) - 1)/(exp(x) - 1) - n).
Terms
- a(0) =1a(1) =1a(2) =14a(3) =504a(4) =35054a(5) =4004100a(6) =680823583a(7) =161337142848
External references
- oeis: A320288