Number of partitions of {1,...,2*n} into even sized blocks such that no block size is repeated.

A115278

Number of partitions of {1,...,2*n} into even sized blocks such that no block size is repeated.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =16a(4) =29a(5) =256a(6) =14422a(7) =49141a(8) =490429a(9) =10758400a(10) =1797335306a(11) =9458619391a(12) =133756636598

External references