Expansion of e.g.f. exp(x * (2 + x) * exp(x)).
A336961
Expansion of e.g.f. exp(x * (2 + x) * exp(x)).
Terms
- a(0) =1a(1) =2a(2) =10a(3) =56a(4) =384a(5) =3022a(6) =26626a(7) =258624a(8) =2734360a(9) =31168682a(10) =380196414a(11) =4932536908a(12) =67717987948a(13) =979613124414
External references
- oeis: A336961