E.g.f.: Sum_{n>=0} x^n * (3*exp(n*x) - 2)^n.
A248471
E.g.f.: Sum_{n>=0} x^n * (3*exp(n*x) - 2)^n.
Terms
- a(0) =1a(1) =1a(2) =8a(3) =87a(4) =1836a(5) =49515a(6) =1888218a(7) =89221755a(8) =5280079752a(9) =373918542867
External references
- oeis: A248471
A248471
E.g.f.: Sum_{n>=0} x^n * (3*exp(n*x) - 2)^n.