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A237788
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Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the minimum minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one
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1
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14369, 367726, 9679862, 256311790, 6776019974, 178512761384, 4719215160352, 124491992110564, 3291189351446428, 86781113390907628, 2294272449796529692, 60504261616217262684, 1599566865451349739950, 42181079672005552386760
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