30564710941domain: NAppears in sequencesNumerator of (5/2)*Sum_{i=1..n} (-1)^(i-1)/(i^3*C(2*i,i)).at n=7A089638Numerators of partial sums for a series of (4/5)*Zeta(3).at n=6A130551Triangle read by rows: numerators of c_{n,k}, n >= 0, 0 <= k <= n, used in the proof that Zeta(3) is irrational.at n=35A303988