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A068263 1/13 the number of colorings of an n X n square array with 13 colors. +0
1
1, 1596, 312900732, 7535656472652144 (list; graph; listen)
OFFSET

1,2
CROSSREFS

Cf. A068239-A068305, A000332, A002417, A027441.

Sequence in context: A015281 A132654 A068131 this_sequence A147316 A078954 A117745

Adjacent sequences: A068260 A068261 A068262 this_sequence A068264 A068265 A068266

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net), Feb 24 2002

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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