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A197867
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Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,4,0,2,1,0,2 for x=0,1,2,3,4,5,6
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0
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OFFSET
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1,2
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COMMENTS
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Every 0 is next to 0 4's, every 1 is next to 1 4's, every 2 is next to 2 0's, every 3 is next to 3 2's, every 4 is next to 4 1's, every 5 is next to 5 0's, every 6 is next to 6 2's
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LINKS
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EXAMPLE
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Some solutions with all values from 0 to 6 for 8X8X8
.........0................0................0................2
........0.0..............0.0..............0.0..............0.0
.......0.5.2............2.5.0............0.5.2............0.5.2
......0.0.0.2..........2.0.0.0..........0.0.0.3..........0.0.0.2
.....2.2.2.3.0........0.3.2.2.2........2.2.2.2.2........2.2.2.3.0
....0.2.6.2.0.2......1.0.2.6.2.0......0.2.6.2.0.0......0.2.6.2.0.1
...0.0.2.2.0.1.1....4.1.0.2.2.0.0....0.0.2.2.0.1.1....0.0.2.2.0.1.4
..2.0.0.2.0.1.4.1..1.1.2.0.2.0.0.0..0.0.0.2.0.1.4.1..0.0.0.2.0.2.1.1
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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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