G.f. A(x) satisfies A(x) = 1 / ((1 - x) * (1 - x * A(x)^3)).
A349289
G.f. A(x) satisfies A(x) = 1 / ((1 - x) * (1 - x * A(x)^3)).
Terms
- a(0) =1a(1) =2a(2) =9a(3) =61a(4) =493a(5) =4371a(6) =41065a(7) =401563a(8) =4044097a(9) =41658044a(10) =436862457a(11) =4648331765a(12) =50057856881a(13) =544557984498
External references
- oeis: A349289