Expansion of (1+2*x+x^2)/(1-26*x+x^2).
A004293
Expansion of (1+2*x+x^2)/(1-26*x+x^2).
Terms
- a(0) =1a(1) =28a(2) =728a(3) =18900a(4) =490672a(5) =12738572a(6) =330712200a(7) =8585778628a(8) =222899532128
External references
- oeis: A004293
A004293
Expansion of (1+2*x+x^2)/(1-26*x+x^2).