E.g.f. A(x) satisfies A(x) = exp( x^2*A(x)^2 * (1+x*A(x))^2 ).
A387992
E.g.f. A(x) satisfies A(x) = exp( x^2*A(x)^2 * (1+x*A(x))^2 ).
Terms
- a(0) =1a(1) =0a(2) =2a(3) =12a(4) =84a(5) =1440a(6) =21000a(7) =403200a(8) =9570960a(9) =241920000a(10) =7175377440a(11) =235668787200
External references
- oeis: A387992