G.f. satisfies: A(x) = exp( Sum_{n>=1} x^n/n * Product_{d|n} A(d*x^(n/d))^d ).
A205502
G.f. satisfies: A(x) = exp( Sum_{n>=1} x^n/n * Product_{d|n} A(d*x^(n/d))^d ).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =26a(5) =153a(6) =1230a(7) =13364a(8) =196940a(9) =3964902a(10) =110220876a(11) =4272079445a(12) =232593337728
External references
- oeis: A205502