G.f. satisfies: A(x) = 1/(1 - x/A(-x*A(x)^8)^2).
A213230
G.f. satisfies: A(x) = 1/(1 - x/A(-x*A(x)^8)^2).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =18a(4) =115a(5) =902a(6) =7722a(7) =70784a(8) =678251a(9) =6670586a(10) =66851992a(11) =677328214a(12) =6903177354a(13) =70490174298a(14) =718856047396
External references
- oeis: A213230