G.f. satisfies A(x) = ( 1 + x*A(x)^(5/2) / (1 - x)^2 )^2.
A371585
G.f. satisfies A(x) = ( 1 + x*A(x)^(5/2) / (1 - x)^2 )^2.
Terms
- a(0) =1a(1) =2a(2) =15a(3) =130a(4) =1263a(5) =13210a(6) =145254a(7) =1655566a(8) =19385489a(9) =231803136a(10) =2818714210a(11) =34749228048a(12) =433317651224
External references
- oeis: A371585