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A203117
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Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 3,0,0,2,0,0,0 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 3's, every 1 is next to 1 0's, every 2 is next to 2 0's, every 3 is next to 3 2's, every 4 is next to 4 0's, every 5 is next to 5 0's, every 6 is next to 6 0'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 7X7X7
........2..............2..............1..............0..............1
.......0.0............0.0............0.1............2.0............0.1
......2.0.0..........0.6.0..........1.2.2..........3.2.0..........0.4.2
.....3.2.5.0........0.0.0.4........3.2.0.0........2.1.2.2........4.0.0.0
....1.2.0.0.0......4.0.5.0.0......2.2.0.6.0......0.0.4.0.2......0.0.5.0.0
...0.4.0.0.6.0....0.0.0.2.2.2....0.0.5.0.0.0....0.6.0.0.5.0....0.6.0.2.2.2
..2.0.0.0.0.0.0..0.4.0.2.3.1.0..0.0.0.0.4.0.2..2.0.0.4.0.0.0..0.0.0.2.3.1.0
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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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