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A071306 1/2 number of n X n 0..6 matrices with MM' mod 7 = I. 0
1, 8, 336, 112896, 276595200 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

CROSSREFS

Sequence in context: A041769 A171248 A204069 * A117082 A061458 A135067

Adjacent sequences:  A071303 A071304 A071305 * A071307 A071308 A071309

KEYWORD

nonn

AUTHOR

R. H. Hardin (rhhardin(AT)att.net), Jun 11 2002

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Last modified February 15 21:02 EST 2012. Contains 205852 sequences.