E.g.f. satisfies A(x) = (1 + x * exp(x) * A(x))^2.
A377574
E.g.f. satisfies A(x) = (1 + x * exp(x) * A(x))^2.
Terms
- a(0) =1a(1) =2a(2) =14a(3) =150a(4) =2264a(5) =44370a(6) =1073772a(7) =30998954a(8) =1041094448a(9) =39909978594
External references
- oeis: A377574