E.g.f. satisfies A(x) = exp(x * (1 + x) * A(x^2/2)).
A367754
E.g.f. satisfies A(x) = exp(x * (1 + x) * A(x^2/2)).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =10a(4) =49a(5) =276a(6) =1921a(7) =14533a(8) =127905a(9) =1214524a(10) =12923641a(11) =146976501a(12) =1828895113a(13) =24160939960a(14) =343798990809
External references
- oeis: A367754