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A207699
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Number of n X n 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 1 and 1 1 0 vertically
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1
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2, 16, 102, 729, 8151, 105625, 1369900, 19891600, 334808748, 6181890625, 122401625127, 2624869821025, 60940432893132, 1515981414587236, 40169735443014974, 1131549414709903225, 33790458968920700067
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