Number of X-based filling of diagonals in a diagonal Latin square of order n with the main diagonal in ascending order.

A337302

Number of X-based filling of diagonals in a diagonal Latin square of order n with the main diagonal in ascending order.

Terms

    a(0) =1a(1) =1a(2) =0a(3) =0a(4) =4a(5) =4a(6) =80a(7) =80a(8) =4752a(9) =4752a(10) =440192a(11) =440192a(12) =59245120a(13) =59245120a(14) =10930514688a(15) =10930514688

External references