23806160domain: NAppears in sequencesa(n) = coefficient of x^n/n! in A(x) = Sum_{n>=0} x^n * ( (A(x)^sqrt(2*n) + x)^sqrt(2*n) + A(x)^(2*n)/(1 + x*A(x)^sqrt(2*n))^sqrt(2*n) )/2.at n=7A359462