Number of nX6 arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX6 array.
A220151
Number of nX6 arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX6 array.
Terms
- a(0) =21a(1) =137a(2) =1413a(3) =16110a(4) =214767a(5) =3057777a(6) =42648602a(7) =564936966a(8) =7083618786a(9) =84318189822a(10) =956390845855
External references
- oeis: A220151