G.f. A(x) satisfies A(x) = ( 1 + x * A(x)^(2/3) * (1 + A(x)^(2/3)) )^3.
A378155
G.f. A(x) satisfies A(x) = ( 1 + x * A(x)^(2/3) * (1 + A(x)^(2/3)) )^3.
Terms
- a(0) =1a(1) =6a(2) =48a(3) =452a(4) =4680a(5) =51504a(6) =591312a(7) =7002864a(8) =84926304a(9) =1049402944a(10) =13165069824a(11) =167239042176
External references
- oeis: A378155