Number of nX3 arrays containing 3 copies of 0..n-1 with row sums and column sums nondecreasing.
A267989
Number of nX3 arrays containing 3 copies of 0..n-1 with row sums and column sums nondecreasing.
Terms
- a(0) =1a(1) =5a(2) =145a(3) =7477a(4) =760736a(5) =122958209a(6) =28706571457
External references
- oeis: A267989