G.f. A(x) satisfies (1 + 9*x*A(x)^3/A(x^9)^3)^3 = 1 + 27*x*A(x)^6/A(x^3)^6.
A376529
G.f. A(x) satisfies (1 + 9*x*A(x)^3/A(x^9)^3)^3 = 1 + 27*x*A(x)^6/A(x^3)^6.
Terms
- a(0) =1a(1) =3a(2) =27a(3) =321a(4) =4257a(5) =61155a(6) =924543a(7) =14492790a(8) =233421669a(9) =3839329521a(10) =64218149487
External references
- oeis: A376529