G.f. A(x) satisfies: A(x) = 1 / ((1 + x) * (1 - x * A(x)^4)).
A349300
G.f. A(x) satisfies: A(x) = 1 / ((1 + x) * (1 - x * A(x)^4)).
Terms
- a(0) =1a(1) =0a(2) =1a(3) =4a(4) =21a(5) =114a(6) =651a(7) =3844a(8) =23301a(9) =144169a(10) =906866a(11) =5782350a(12) =37289431a(13) =242793439a(14) =1593918916a(15) =10538988984a(16) =70121101825a(17) =469133993094
External references
- oeis: A349300