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%I A068284 #9 May 03 2012 16:51:40
%S A068284 1,36,6588,6169500,29609340804,728465439240612,91873868538291559236,
%T A068284 59398217444060775978706980,196856852524443536659406407297548
%N A068284 1/5 the number of colorings of an n X n staggered hexagonal array with 5 colors.
%C A068284 Terms for rhombic- and staggered- hexagonal arrays are the same for n in 1..4.
%Y A068284 Cf. A068239-A068305, A000332, A002417, A027441, A212194, A212195.
%K A068284 nonn
%O A068284 1,2
%A A068284 _R. H. Hardin_, Feb 24 2002
%E A068284 a(8)-a(9) from _Alois P. Heinz_, May 03 2012

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