Number of 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.

A276728

Number of 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) =1a(2) =4a(3) =29a(4) =336a(5) =5375a(6) =111138a(7) =2845864a(8) =87597223a(9) =3170429794a(10) =132647186513

External references