A246113 - OEIS

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A246113

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

1, 7, 637, 1144836, 58002778967, 93242242505023122, 5116530046996205504668323, 10114980502439545115146468340980932, 750304814691805977574386038534306614497574954, 2154844572709712035236045223460733805672731741592666006584

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OFFSET

0,2

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..26

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

CROSSREFS

Column k=7 of A246106.

Sequence in context: A182346 A333741 A175601 * A277839 A109542 A052132

Adjacent sequences: A246110 A246111 A246112 * A246114 A246115 A246116

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Aug 14 2014

STATUS

approved