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A302271
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Number of 7 X n 0..1 arrays with every element equal to 0, 1, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
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1
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64, 8192, 126162, 2727755, 49315068, 982041385, 18964765818, 367139778723, 7164671008446, 139068565629649, 2707332855884141, 52711100145391758, 1025817729699289943, 19978633136068450415, 389042172263675668618
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