G.f. satisfies A(x) = ( 1 + x*A(x)^(5/2) / (1 - x*A(x))^2 )^2.
A371584
G.f. satisfies A(x) = ( 1 + x*A(x)^(5/2) / (1 - x*A(x))^2 )^2.
Terms
- a(0) =1a(1) =2a(2) =15a(3) =138a(4) =1435a(5) =16074a(6) =189238a(7) =2308640a(8) =28927579a(9) =370084760a(10) =4814147248a(11) =63482437724a(12) =846678807008
External references
- oeis: A371584