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A068302 1/13 the number of colorings of an n X n octagonal array with 13 colors. +0
1
1, 1320, 146520000, 1368698694000000 (list; graph; listen)
OFFSET

1,2
CROSSREFS

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

Sequence in context: A161586 A013641 A092088 this_sequence A139666 A145754 A020403

Adjacent sequences: A068299 A068300 A068301 this_sequence A068303 A068304 A068305

KEYWORD

nonn

AUTHOR

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

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Last modified December 21 10:15 EST 2009. Contains 171081 sequences.

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