A246123 Number of inequivalent n X n matrices with entries from [7], where equivalence means permutations of rows or columns or the symbol set.

1, 1, 9, 773, 12872565, 18591188894392, 1015303397880332132695, 2006943506669869627232430791792, 148870004307406359229098552180494085417700, 427548526344388851318876075291587420840143834762159765

Offset: 0

Author

Alois P. Heinz, Aug 15 2014

Keywords

• nonn

Links

• Index to number of inequivalent matrices modulo permutation of rows and columns

Crossrefs

Column k=7 of A242095.