G.f. satisfies: A(x) = G(x/A(x)) where o.g.f. G(x) = A(x*G(x)) = Sum_{n>=0} A003701(n)*x^n.
A172396
G.f. satisfies: A(x) = G(x/A(x)) where o.g.f. G(x) = A(x*G(x)) = Sum_{n>=0} A003701(n)*x^n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =0a(4) =3a(5) =0a(6) =38a(7) =0a(8) =947a(9) =0a(10) =37394a(11) =0a(12) =2120190a(13) =0a(14) =162980012a(15) =0a(16) =16330173251a(17) =0a(19) =0a(21) =0a(23) =0a(25) =0a(27) =0
External references
- oeis: A172396