E.g.f. A(x) satisfies A(x) = exp( x / (1+x^2) * A(x)^2 ).
A390269
E.g.f. A(x) satisfies A(x) = exp( x / (1+x^2) * A(x)^2 ).
Terms
- a(0) =1a(1) =1a(2) =5a(3) =43a(4) =609a(5) =11821a(6) =289213a(7) =8557935a(8) =297428225a(9) =11877531481a(10) =535974717141
External references
- oeis: A390269