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A203379
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Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 3,4,0,2,1,0,0 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 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 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
........1..............1..............2..............0..............2
.......4.1............4.1............0.0............0.0............0.0
......1.1.0..........1.1.2..........0.0.2..........0.6.0..........0.6.0
.....3.2.0.0........3.2.0.0........0.5.2.3........0.0.0.2........0.0.0.0
....2.2.0.0.0......2.2.0.6.0......0.0.0.2.1......0.5.0.2.3......0.0.0.5.0
...0.0.5.0.6.0....0.0.5.0.0.0....0.6.0.0.4.1....0.0.1.4.1.2....1.1.2.2.0.0
..0.0.0.0.0.0.0..2.0.0.0.0.0.0..0.0.0.0.1.1.0..0.0.2.1.1.0.0..1.4.1.3.2.0.2
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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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