G.f.: exp( Integral Sum_{n>=1} n!*n^(n-1)*x^(n-1) / Product_{k=1..n} (1+k*n*x) dx ).

A243807

G.f.: exp( Integral Sum_{n>=1} n!*n^(n-1)*x^(n-1) / Product_{k=1..n} (1+k*n*x) dx ).

Terms

    a(0) =1a(1) =1a(2) =2a(3) =12a(4) =181a(5) =5237a(6) =245776a(7) =16954562a(8) =1612833457a(9) =202233823341

External references