G.f.: exp( Sum_{n>=1} A219331(n^2)*x^n/n ).
A224608
G.f.: exp( Sum_{n>=1} A219331(n^2)*x^n/n ).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =12a(4) =81a(5) =1335a(6) =49309a(7) =3882180a(8) =633703214a(9) =212061201327
External references
- oeis: A224608
A224608
G.f.: exp( Sum_{n>=1} A219331(n^2)*x^n/n ).