Number of entries in the n-th cycles of all permutations of [2n] when cycles are ordered by decreasing lengths.

A332928

Number of entries in the n-th cycles of all permutations of [2n] when cycles are ordered by decreasing lengths.

Terms

    a(0) =3a(1) =21a(2) =341a(3) =9185a(4) =343909a(5) =16379573a(6) =944353801a(7) =63852563521

External references