Number of ordered set partitions of [2n] where k=n is minimal such that for each block b the smallest integer interval containing b has at most k elements.

A276892

Number of ordered set partitions of [2n] where k=n is minimal such that for each block b the smallest integer interval containing b has at most k elements.

Terms

    a(0) =1a(1) =2a(2) =20a(3) =878a(4) =79682a(5) =12043772a(6) =2716968332a(7) =853336081124

External references