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A251218
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Number of (n+1)X(7+1) 0..1 arrays with no 2X2 subblock having zero or two 1s
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1
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1477, 17119, 206715, 2746607, 35978029, 482274751, 6424279907, 86110233175, 1151625700234, 15428988432635, 206554265595500, 2766688606209457, 37049013254772388, 496208364895357327, 6645304659025154869
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