G.f. satisfies: [x^n] A(x)^((n+1)^2) = (n+1)^2 for n>=1; that is, the coefficient of x^n in the (n+1)^2 power of g.f. A(x) equals (n+1)^2.
A172440
G.f. satisfies: [x^n] A(x)^((n+1)^2) = (n+1)^2 for n>=1; that is, the coefficient of x^n in the (n+1)^2 power of g.f. A(x) equals (n+1)^2.
Terms
- a(0) =1a(1) =1a(2) =-3a(3) =11a(4) =-49a(5) =134a(6) =-1915a(7) =-30437a(8) =-1176925a(9) =-47572678a(10) =-2240962254a(11) =-119077789557
External references
- oeis: A172440