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A253349
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Number of (n+1)X(7+1) 0..1 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally
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1
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6740, 263920, 8338384, 294030700, 9895936900, 340810754556, 11626813328444, 398491692466316, 13631934723486700, 466761645200764492, 15976114687899288396, 546922778184182100684, 18721874331340866356044
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