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A183797
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1/4 the number of (n+1)X5 0..3 arrays with no 2X2 subblock having sum 6
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1
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125050, 62693809, 31282399226, 15624102535570, 7801858146547239, 3896032216049375462, 1945547111978093787994, 971543622805762575749749, 485157231780036807933863898, 242271766602122184381901757482
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