G.f. A(x) satisfies: 0 = [x^n] (1+x)^((n+2)*(n+3)/2) / A(x) for n>0.
A304187
G.f. A(x) satisfies: 0 = [x^n] (1+x)^((n+2)*(n+3)/2) / A(x) for n>0.
Terms
- a(0) =1a(1) =6a(2) =21a(3) =86a(4) =606a(5) =6756a(6) =102316a(7) =1931046a(8) =43250376a(9) =1114876536a(10) =32394654066
External references
- oeis: A304187