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A302669
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Number of nX7 0..1 arrays with every element equal to 1, 2, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
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1
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8, 1934, 15569, 251254, 3204956, 46360666, 637088915, 8880747825, 123521424862, 1717557375519, 23910961429217, 332517383714540, 4627380566545690, 64369973050145418, 895641924918067374, 12460311385203779872
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