G.f. A(x) satisfies: Sum_{n>=0} ( (1+x)^n + 1/A(x) )^n / 3^(n+1) = 1.
A319465
G.f. A(x) satisfies: Sum_{n>=0} ( (1+x)^n + 1/A(x) )^n / 3^(n+1) = 1.
Terms
- a(0) =1a(1) =5a(2) =68a(3) =1691a(4) =68006a(5) =3845672a(6) =277403711a(7) =24067442639
External references
- oeis: A319465