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A297510
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Number of 5Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 2 neighboring 1s.
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1
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1, 280, 2534, 14201, 270845, 3624914, 35049871, 431068698, 5534003000, 63359116756, 744028146659, 9066464960896, 107792105015031, 1274517673890830, 15252160661225132, 182090112172787219, 2165329133215506254
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