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A197783
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Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,4,1,0,1,0,0 for x=0,1,2,3,4,5,6
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0
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OFFSET
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1,3
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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 1's, every 3 is next to 3 0'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 6X6X6
.......0............0............1............1............0............0
......3.0..........0.0..........4.1..........1.4..........0.0..........0.0
.....0.5.0........0.6.0........1.1.2........2.1.1........0.6.0........0.5.3
....0.0.0.2......3.0.0.2......0.0.0.0......0.0.0.0......3.0.0.1......2.0.0.0
...0.6.0.1.1....0.5.0.1.1....0.6.0.5.0....3.5.0.6.0....0.5.0.1.4....1.1.0.6.0
..0.0.0.1.4.1..0.0.0.1.4.1..0.0.0.3.0.0..0.0.0.0.0.0..0.0.0.2.1.1..1.4.1.0.0.0
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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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