E.g.f. satisfies A(x) = exp(x^3*A(x)^2) / (1-x).
A371040
E.g.f. satisfies A(x) = exp(x^3*A(x)^2) / (1-x).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =12a(4) =96a(5) =840a(6) =9720a(7) =143640a(8) =2399040a(9) =45239040a(10) =976752000a(11) =23537606400a(12) =621444700800
External references
- oeis: A371040