E.g.f. satisfies A(x) = (1 + x * (exp(x*A(x)) - 1))^2.
A377688
E.g.f. satisfies A(x) = (1 + x * (exp(x*A(x)) - 1))^2.
Terms
- a(0) =1a(1) =0a(2) =4a(3) =6a(4) =128a(5) =850a(6) =13872a(7) =195314a(8) =3586592a(9) =74163618a(10) =1694735840a(11) =44196946882
External references
- oeis: A377688