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A155328
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Number of ways to place zero or more nonadjacent 0,0 1,0 2,0 3,0 3,1 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, 13, 45, 200, 827, 3807, 19771, 133675, 1067815, 10084717, 113366836, 1442256377
(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 8 X 8 X 8 example
..........1
.........0.1
........1.0.1
.......1.0.1.1
......1.0.0.0.1
.....1.1.0.0.0.1
....1.0.0.0.1.0.0
...1.0.1.1.1.1.1.1
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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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