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A155278
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Number of ways to place zero or more nonadjacent 0,0 1,0 2,0 3,0 4,0 5,0 polyhexes in any orientation on a planar nXnXn triangular grid.
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0
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1, 4, 10, 45, 176, 869, 4190, 22684, 148480, 1138974, 10542605, 112293430
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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5,2
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LINKS
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EXAMPLE
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Maximal 12 X 12 X 12 example
..............1
.............1.0
............1.0.1
...........1.0.1.0
..........1.0.1.0.0
.........1.0.1.0.0.0
........0.0.1.0.1.0.1
.......0.0.1.0.0.1.0.1
......0.0.0.0.0.0.1.0.1
.....1.1.1.1.1.1.0.1.0.1
....0.0.0.0.0.0.0.0.1.0.1
...1.1.1.1.1.1.0.0.0.1.0.1
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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