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A203203
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Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 6,4,2,0,0,0,2 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 6's, every 1 is next to 1 4's, every 2 is next to 2 2's, every 3 is next to 3 0's, every 4 is next to 4 0'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 7X7X7
........0..............0..............0..............2..............0
.......0.3............0.4............2.2............2.2............2.2
......2.2.0..........3.0.0..........2.6.2..........0.0.3..........2.6.2
.....2.6.2.0........0.1.4.1........0.2.2.0........0.5.0.0........0.2.2.0
....0.2.2.0.0......2.2.0.0.0......0.0.0.1.0......0.4.0.2.2......0.0.3.0.0
...0.4.1.3.5.0....2.6.2.0.5.3....0.5.0.4.1.0....0.1.0.2.6.2....0.4.0.4.5.0
..0.0.0.0.0.0.0..0.2.2.0.0.0.0..0.3.0.0.0.0.0..0.0.3.0.2.2.0..0.1.1.0.0.0.0
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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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