81078

Appears in sequences

• a(n) = Sum_{k=0..n-1} (-1)^k*k*A000172(k).at n=7A207319
• 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=43A276891
• Number of ordered set partitions of [n] where k = seven is minimal such that for each block b the smallest integer interval containing b has at most k elements.at n=1A320620