Expansion of x*(1 + 5*x)/(1 - 2*x - 49*x^2).
A123009
Expansion of x*(1 + 5*x)/(1 - 2*x - 49*x^2).
Terms
- a(0) =1a(1) =7a(2) =63a(3) =469a(4) =4025a(5) =31031a(6) =259287a(7) =2039093a(8) =16783249a(9) =133482055a(10) =1089343311a(11) =8719307317a(12) =70816436873a(13) =568878932279
External references
- oeis: A123009