E.g.f. satisfies A(x) = 1/(1 - x)^(x^2 * A(x)).
A355287
E.g.f. satisfies A(x) = 1/(1 - x)^(x^2 * A(x)).
Terms
- a(0) =1a(1) =0a(2) =0a(3) =6a(4) =12a(5) =40a(6) =1260a(7) =8568a(8) =62160a(9) =1473120a(10) =19111680a(11) =232626240a(12) =5403451680a(13) =103176028800
External references
- oeis: A355287