464650

Appears in sequences

• Triangle T(n,m) = coefficient of x^n in expansion of [(1-(1-9*x)^(1/3))/(4-(1-9*x)^(1/3))]^m = sum(n>=m, T(n,m) x^n).at n=37A202483
• Number T(n,k) of ordered set partitions of [n] into k blocks such that equal-sized blocks are ordered with increasing least elements; triangle T(n,k), n>=0, 0<=k<=n, read by rows.at n=59A285824
• Number of ordered set partitions of [n] into four blocks such that equal-sized blocks are ordered with increasing least elements.at n=6A285919