-78129765

Appears in sequences

• Triangle of numbers S(n,k) (0 <= k <= n) arising in the enumeration of interval orders without duplicated holdings.at n=29A259876
• The q-analog T(q; n,k) of the triangle A163626 for 0 <= k <= n, for q = 2.at n=35A308326
• Triangle read by rows, matrix inverse of A139382.at n=28A342186