Permanent of the n-th principal submatrix of A204553.

A204554

Permanent of the n-th principal submatrix of A204553.

Terms

    a(0) =1a(1) =2a(2) =13a(3) =150a(4) =2327a(5) =49126a(6) =1479844a(7) =60008400a(8) =2953395420a(9) =175858256016

External references