Number of nX6 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX6 array.
A219850
Number of nX6 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX6 array.
Terms
- a(0) =21a(1) =86a(2) =1437a(3) =23946a(4) =328442a(5) =4032388a(6) =47321720a(7) =539690445a(8) =5969586828a(9) =63786858888a(10) =657096362962
External references
- oeis: A219850