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A317740
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Number of nX7 0..1 arrays with every element unequal to 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
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1
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0, 22, 6, 35, 74, 36, 274, 280, 1065, 1939, 5947, 13101, 35847, 83062, 222994, 537669, 1395855, 3480819, 8943072, 22421261, 57460156, 144954058, 369414113, 936279738, 2382817938, 6046949393, 15383924113, 39073108671, 99355550907, 252459496924
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