G.f. A(x) satisfies: A( x - A(x)^3 ) = x+x^3 - A(x)^3.
A216171
G.f. A(x) satisfies: A( x - A(x)^3 ) = x+x^3 - A(x)^3.
Terms
- a(0) =1a(1) =1a(2) =3a(3) =21a(4) =181a(5) =1815a(6) =20154a(7) =241665a(8) =3080331a(9) =41302128a(10) =578300961a(11) =8410381731a(12) =126533164302
External references
- oeis: A216171