Number of nX7 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..3 nX7 array.
A219470
Number of nX7 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..3 nX7 array.
Terms
- a(0) =84a(1) =2663a(2) =674954a(3) =157191488a(4) =29873644925
External references
- oeis: A219470