Number of (7+1)X(n+1) arrays of permutations of 0..n*8+7 filled by rows with each element moved a city block distance of 0 or 1, and rows and columns in increasing lexicographic order.
A263525
Number of (7+1)X(n+1) arrays of permutations of 0..n*8+7 filled by rows with each element moved a city block distance of 0 or 1, and rows and columns in increasing lexicographic order.
Terms
- a(0) =1575a(1) =240237a(2) =53712998a(3) =9866744449
External references
- oeis: A263525