%I #8 Sep 14 2013 02:21:34
%S 0,7,182,22694,10463914,18677504990
%N Number of triangular nXnXn arrays of occupancy after each element moves to some neighbor and with no occupancy greater than 5.
%C Column 5 of A217245
%e Some solutions for n=4
%e .....0........2........2........0........1........0........0........0
%e ....0.4......1.1......1.0......3.1......1.1......1.1......1.2......4.1
%e ...2.1.1....1.1.0....2.2.1....0.1.1....1.3.0....0.5.0....0.1.1....1.1.0
%e ..0.1.1.0..2.0.2.0..0.1.0.1..1.2.1.0..1.1.1.0..1.1.1.0..0.3.1.1..0.1.1.1
%K nonn,hard,more
%O 1,2
%A _R. H. Hardin_ Sep 28 2012
|