63567504000domain: NAppears in sequencesDenominator of Sum_{i=1..n} 1/(i^3*C(2*i,i)).at n=7A112103a(n) is the difference between the number of n-dist-increasing and (n-1)-dist-increasing permutations p of [2n], where p is k-dist-increasing if k>=0 and p(i)<p(i+k) for all i in [2n-k].at n=8A370576