Number of orbits of the wreath product of S_n with S_n on n X n matrices over {0,1,2,3}.

A099122

Number of orbits of the wreath product of S_n with S_n on n X n matrices over {0,1,2,3}.

Terms

    a(0) =1a(1) =4a(2) =55a(3) =1540a(4) =73815a(5) =5461512a(6) =581106988a(7) =84431259000

External references