Denominator of Sum_{k=0..2*n} (-1)^k/binomial(2*n, k)^2.
A100521
Denominator of Sum_{k=0..2*n} (-1)^k/binomial(2*n, k)^2.
Terms
- a(0) =1a(1) =4a(2) =72a(3) =1200a(4) =19600a(5) =635040a(6) =25613280a(7) =82450368a(8) =9275666400a(9) =595703908800
External references
- oeis: A100521