G.f. A(x) satisfies: 1 = Sum_{n>=0} ( (1+x)^n - 19*x*A(x) )^n * 9^n / 10^(n+1).
A323320
G.f. A(x) satisfies: 1 = Sum_{n>=0} ( (1+x)^n - 19*x*A(x) )^n * 9^n / 10^(n+1).
Terms
- a(0) =1a(1) =189a(2) =136341a(3) =165866949a(4) =274513563621
External references
- oeis: A323320