708645

Appears in sequences

• a(n) = n*(n+1)*(n^2+n+1)/2.at n=34A110450
• A triangle sequence of the form:t(n,m]=If[m == 0 || m == n, 1, Binomial[Eulerian[n + 1, m], If[Floor[n/2] < m, n - m, m]]].at n=23A174036
• A triangle sequence of the form:t(n,m]=If[m == 0 || m == n, 1, Binomial[Eulerian[n + 1, m], If[Floor[n/2] < m, n - m, m]]].at n=25A174036