368274domain: NAppears in sequencesa(n) = 15*2^n + 4^n + 5*3^n + 35.at n=9A254369a(n) = coefficient of x^n in A(x) where x = Sum_{n=-oo..+oo} (-1)^(n-1) * x^n * (2 + x^n*A(x)^n)^n.at n=10A359922