62124domain: NAppears in sequencesNumbers that are the sum of 7 positive 10th powers.at n=11A004807Number of planar Langford sequences.at n=23A125762Triangle read by rows: T(n,k) = number of permutations p of [n] such that max(|p(p(i)) - i|)=k (n>=1, 0<=k<=n-1).at n=48A364817