Number of nX5 1..3 arrays containing at least one of each value, all equal values connected, rows considered as a single number in nondecreasing order, and columns considered as a single number in decreasing order.
A166848
Number of nX5 1..3 arrays containing at least one of each value, all equal values connected, rows considered as a single number in nondecreasing order, and columns considered as a single number in decreasing order.
Terms
- a(0) =0a(1) =2a(2) =88a(3) =1107a(4) =8217a(5) =44290
External references
- oeis: A166848