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A271071
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Number of nXnXn triangular 0..3 arrays with new values introduced in sequential zero-upwards order and exactly one 2x2x2 triangle having values all equal.
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0
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0, 1, 35, 11652, 14051884, 55113279071, 726372812550936, 32867765419855385574, 5174271092345126778373239, 2858869610791981590042996028002, 5577501653442884795100072300726933995
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OFFSET
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1,3
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=4
.....0........0........0........0........0........0........0........0
....0.1......0.1......1.2......1.2......0.1......1.0......1.1......1.2
...2.2.1....1.2.1....0.3.3....1.1.1....0.0.2....2.1.1....0.1.0....2.2.2
..1.3.1.1..3.2.2.2..0.0.1.3..2.0.2.3..2.3.0.2..1.3.1.2..0.1.2.2..1.0.1.1
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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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