Expansion of e.g.f.: A(x) = Sum_{n>=0} binomial(x^n + n-1, n).
A191461
Expansion of e.g.f.: A(x) = Sum_{n>=0} binomial(x^n + n-1, n).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =18a(5) =24a(6) =480a(7) =720a(8) =23520a(9) =100800a(10) =1874880a(11) =3628800a(12) =341953920a(13) =479001600a(14) =36739422720a(15) =468583315200
External references
- oeis: A191461