Expansion of e.g.f. exp(x)*(1 + tan(x))/(1 - tan(x)).
A000834
Expansion of e.g.f. exp(x)*(1 + tan(x))/(1 - tan(x)).
Terms
- a(0) =1a(1) =3a(2) =9a(3) =35a(4) =177a(5) =1123a(6) =8569a(7) =76355a(8) =777697a(9) =8911683a(10) =113466729a(11) =1589173475a(12) =24280777617a(13) =401898209443
External references
- oeis: A000834