G.f. A(x) satisfies: 1+x = A(x)^2 + A(x)^4 - A(x)^5.
A249926
G.f. A(x) satisfies: 1+x = A(x)^2 + A(x)^4 - A(x)^5.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =24a(4) =229a(5) =2449a(6) =28035a(7) =336100a(8) =4165920a(9) =52953884a(10) =686517601a(11) =9042628374a(12) =120669757468
External references
- oeis: A249926