Expansion of 1/(1-x^2*c(3x)), c(x) the g.f. A000108.
A110525
Expansion of 1/(1-x^2*c(3x)), c(x) the g.f. A000108.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =3a(4) =19a(5) =141a(6) =1180a(7) =10593a(8) =99712a(9) =971067a(10) =9702388a(11) =98899638a(12) =1024429861a(13) =10752006033a(14) =114097140757
External references
- oeis: A110525