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A264312
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Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change 0,0 0,1 1,0 -1,-2 or 0,2.
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1
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1117, 137703, 18898817, 2478206839, 322126444477, 41578820903929, 5358897006142696, 690279721519311104, 88890001539922854149, 11445732145478719893045, 1473738883780247973828325
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