E.g.f. A(x) satisfies A(x) = exp( x / (1+x)^2 * A(x)^2 ).
A390063
E.g.f. A(x) satisfies A(x) = exp( x / (1+x)^2 * A(x)^2 ).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =7a(4) =57a(5) =661a(6) =9553a(7) =167763a(8) =3457457a(9) =81919081a(10) =2193482241a(11) =65513240959
External references
- oeis: A390063