G.f. satisfies A(x) = ( 1 + x*A(x)^2*(1 + x*A(x))^2 )^3.
A365156
G.f. satisfies A(x) = ( 1 + x*A(x)^2*(1 + x*A(x))^2 )^3.
Terms
- a(0) =1a(1) =3a(2) =27a(3) =295a(4) =3648a(5) =48513a(6) =677450a(7) =9797031a(8) =145458252a(9) =2204380144a(10) =33960095667a(11) =530268482913
External references
- oeis: A365156