1751554

Appears in sequences

• Number T(n,k) of partitions of [n] having k blocks containing their own index when blocks are ordered with decreasing largest elements; triangle T(n,k), n>=0, 0<=k<=ceiling(n/2), read by rows.at n=49A350647
• Number of partitions of [n] having exactly one block containing its own index when blocks are ordered with decreasing largest elements.at n=12A350650