Permanent of n X n matrix M with M(i,j) = (i+j) (mod 3).

A204265

Permanent of n X n matrix M with M(i,j) = (i+j) (mod 3).

Terms

    a(0) =2a(1) =2a(2) =9a(3) =40a(4) =144a(5) =1032a(6) =7824a(7) =48816a(8) =530712a(9) =5619456a(10) =50015232a(11) =707802624a(12) =9591229440a(13) =112586112000

External references