G.f. satisfies: x = A(x) - A(A(x))^2 - A(A(A(x)))^2.
A177397
G.f. satisfies: x = A(x) - A(A(x))^2 - A(A(A(x)))^2.
Terms
- a(0) =1a(1) =2a(2) =20a(3) =316a(4) =6312a(5) =146256a(6) =3765792a(7) =105104272a(8) =3130299744a(9) =98434722240
External references
- oeis: A177397