158274domain: NAppears in sequencesa(n) = coefficient of x^n in A(x) such that: x = Sum_{n=-oo..+oo} x^n * (1 - x^n * A(-x)^n)^n.at n=10A357791Expansion of 1 / ((1-x)^2 - x^5)^2.at n=21A392553