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A068303
1/14 the number of colorings of an n X n octagonal array with 14 colors.
1
1, 1716, 303771468, 5550709388138772, 10469390085669243613847820, 2038288377309848857407579410051499636, 40962006853292026329447493002836988654168890167788, 84970500229420999013828420742335437041383054287385138553076248252
OFFSET
1,2
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 24 2002
EXTENSIONS
a(5)-a(8) from Alois P. Heinz, May 04 2012
STATUS
approved