G.f. A(x) satisfies: [x^n] A(x)^(n^2+n+1) = 0 for n>1.
A230218
G.f. A(x) satisfies: [x^n] A(x)^(n^2+n+1) = 0 for n>1.
Terms
- a(0) =1a(1) =1a(2) =-3a(3) =14a(4) =-85a(5) =504a(6) =-4424a(7) =6796a(8) =-878157a(9) =-25703710a(10) =-1270518018a(11) =-65772588300
External references
- oeis: A230218