G.f. satisfies: A(x - 3*A(x)^2) = x - A(x)^2.
A277308
G.f. satisfies: A(x - 3*A(x)^2) = x - A(x)^2.
Terms
- a(0) =1a(1) =2a(2) =20a(3) =298a(4) =5492a(5) =116124a(6) =2710776a(7) =68308170a(8) =1831522940a(9) =51744512380
External references
- oeis: A277308