Number of ordered set partitions of [2n] where the maximal block size equals n.

A276923

Number of ordered set partitions of [2n] where the maximal block size equals n.

Terms

    a(0) =1a(1) =2a(2) =42a(3) =860a(4) =21490a(5) =657972a(6) =24011988a(7) =1017804216a(8) =49118959890

External references