G.f. satisfies: A(x) = x + x*A(x) * A(A(A(x))) / A(A(x)).
A212027
G.f. satisfies: A(x) = x + x*A(x) * A(A(A(x))) / A(A(x)).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =7a(4) =34a(5) =203a(6) =1405a(7) =10902a(8) =92856a(9) =855879a(10) =8451785a(11) =88756905a(12) =985639145a(13) =11522892870a(14) =141307864173
External references
- oeis: A212027