22936441domain: NAppears in sequencesa(n) = coefficient of x^(2*n-1)/(2*n-1)! in the expansion of the odd function S(x) defined by: S(x) = Integral Product_{n>=1} C(n,x)^(2*n-1) dx, where C(n,x) = (1 + S(x)^(2*n))^(1/(2*n)) for n >= 1.at n=5A357230