G.f. A(x) satisfies: Sum_{n>=0} x^n*A(x)^(n*(n+1)/2) = Sum_{n>=0} x^n/(1-x)^(n^2).
A325294
G.f. A(x) satisfies: Sum_{n>=0} x^n*A(x)^(n*(n+1)/2) = Sum_{n>=0} x^n/(1-x)^(n^2).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =5a(4) =17a(5) =73a(6) =368a(7) =2074a(8) =12663a(9) =82236a(10) =561664a(11) =4004815a(12) =29662508a(13) =227413816a(14) =1800063339a(15) =14681764890a(16) =123207630130
External references
- oeis: A325294