A246153 Number of inequivalent n X 8 binary matrices, where equivalence means permutations of rows or columns or the symbol set.

1, 5, 55, 674, 12791, 307390, 8634775, 254092124, 7343033248, 201068340141, 5135607790491, 121747814508264, 2679848041493698, 54920984627767433, 1051834622482387249, 18898728962469940010, 319772056164026195221, 5113417668177842839462, 77528203444967963514427

Offset

0,2

Links

Table of n, a(n) for n=0..18.

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

Crossrefs

Column k=8 of A242093.

Sequence in context: A372942 A114909 A038261 * A358955 A292805 A112019

Adjacent sequences: A246150 A246151 A246152 * A246154 A246155 A246156

Keyword

nonn

Author

Alois P. Heinz, Aug 17 2014

Status

approved