90084

Appears in sequences

• Number T(n,k) of ordered set partitions of [n] where k is minimal such that for each block b the smallest integer interval containing b has at most k elements; triangle T(n,k), n>=0, 0<=k<=n, read by rows.at n=41A276891
• Number of ordered set partitions of [n] where k = five is minimal such that for each block b the smallest integer interval containing b has at most k elements.at n=3A320618
• Expansion of e.g.f. exp((x + x^2/2 + x^3/6 + x^4/24)/(1-x)).at n=7A361558