Numerator of Sum(binomial(n,k)/(n^2+k^2+1), k=0..n).
A086720
Numerator of Sum(binomial(n,k)/(n^2+k^2+1), k=0..n).
Terms
- a(0) =1a(1) =5a(2) =29a(3) =4679a(4) =115004a(5) =40990a(6) =109649679500a(7) =43576504a(10) =637968792992
External references
- oeis: A086720