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A268167
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Number of nX4 0..3 arrays with every repeated value in every row and column one larger mod 4 than the previous repeated value, and upper left element zero.
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1
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55, 12100, 2059071, 320575732, 45491100473, 6079523426038, 772758264915572, 94480289787828489, 11186387097256879208, 1289846738001714821101, 145443865004580975103939, 16092438685472525649486310
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