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A197565
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Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,1,0,1,6,1,0 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 4's, every 1 is next to 1 1's, every 2 is next to 2 0's, every 3 is next to 3 1's, every 4 is next to 4 6's, every 5 is next to 5 1'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 for 5X5X5
......0..........0..........0..........2..........0..........1..........0
.....2.0........0.0........1.1........0.0........0.2........1.0........1.1
....1.1.2......0.1.1......2.0.2......0.0.1......2.2.2......2.0.0......0.0.0
...0.0.0.1....0.0.2.3....1.0.0.1....0.1.0.1....0.1.0.0....1.0.1.1....1.0.6.0
..1.1.2.1.0..1.1.0.1.1..1.0.0.0.1..0.0.1.0.0..0.2.1.0.2..1.0.0.0.0..1.2.0.0.2
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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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