G.f. satisfies: A(x) = Sum_{n>=0} ( (1+x)^n - A(x)^(-1/2) )^n / ( 2 - (1+x)^n * A(x)^(-1/2) )^(n+1).
A386665
G.f. satisfies: A(x) = Sum_{n>=0} ( (1+x)^n - A(x)^(-1/2) )^n / ( 2 - (1+x)^n * A(x)^(-1/2) )^(n+1).
Terms
- a(0) =1a(1) =1a(2) =8a(3) =90a(4) =1336a(5) =24406a(6) =530234a(7) =13410942a(8) =388841734a(9) =12762735148a(10) =469004980720
External references
- oeis: A386665