Number of nX3 1..5 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 nondecreasing order.
A166803
Number of nX3 1..5 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 nondecreasing order.
Terms
- a(0) =0a(1) =105a(2) =2930a(3) =26463a(4) =147567a(5) =619558a(6) =2147828a(7) =6473764
External references
- oeis: A166803