E.g.f. satisfies A(x) = 1 - x^2*log(1 - x*A(x)^2).
A371233
E.g.f. satisfies A(x) = 1 - x^2*log(1 - x*A(x)^2).
Terms
- a(0) =1a(1) =0a(2) =0a(3) =6a(4) =12a(5) =40a(6) =1620a(7) =16128a(8) =154560a(9) =3378240a(10) =67828320a(11) =1247843520a(12) =28996704000a(13) =773215822080
External references
- oeis: A371233