Expansion of (1/(1-x)^2)*c(x/(1-x)^4) where c(x) is the g.f. of A000108.
A162477
Expansion of (1/(1-x)^2)*c(x/(1-x)^4) where c(x) is the g.f. of A000108.
Terms
- a(0) =1a(1) =3a(2) =11a(3) =50a(4) =255a(5) =1391a(6) =7939a(7) =46821a(8) =283081a(9) =1745212a(10) =10929625a(11) =69338213a(12) =444668749a(13) =2877994064a(14) =18774736487a(15) =123321704739a(16) =814930698217
External references
- oeis: A162477