Expansion of g.f. A(x) satisfying 0 = Sum_{n=-oo..+oo} x^n * (x^n - A(x))^(3*n+1).
A355866
Expansion of g.f. A(x) satisfying 0 = Sum_{n=-oo..+oo} x^n * (x^n - A(x))^(3*n+1).
Terms
- a(0) =1a(1) =2a(2) =5a(3) =20a(4) =77a(5) =319a(6) =1357a(7) =5861a(8) =25934a(9) =117970a(10) =554949a(11) =2713732a(12) =13801721a(13) =72690859a(14) =393319668a(15) =2166067444a(16) =12036890380a(17) =67038139970a(18) =372431798808
External references
- oeis: A355866