Coefficient of x^n in the expansion of ( (1-x) / (1-x-x^2)^3 )^n.
A370621
Coefficient of x^n in the expansion of ( (1-x) / (1-x-x^2)^3 )^n.
Terms
- a(0) =1a(1) =2a(2) =16a(3) =119a(4) =948a(5) =7732a(6) =64231a(7) =540311a(8) =4588076a(9) =39244106a(10) =337624066a(11) =2918384229a(12) =25325306031a(13) =220497804256
External references
- oeis: A370621