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A317736
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Number of nX3 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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2
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0, 1, 1, 3, 2, 4, 6, 14, 14, 22, 43, 68, 82, 147, 246, 360, 516, 888, 1385, 2046, 3165, 5185, 7888, 11991, 18930, 29960, 45643, 70736, 111396, 173435, 266587, 416156, 650940, 1008681, 1561889, 2439244, 3797561, 5886887, 9150037, 14265005, 22165953
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