Number of nX3 1..4 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 nonincreasing order.
A166832
Number of nX3 1..4 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 nonincreasing order.
Terms
- a(0) =0a(1) =49a(2) =574a(3) =3170a(4) =12373a(5) =39110a(6) =106825a(7) =261632a(8) =588256a(9) =1233991a(10) =2443430a(11) =4607306
External references
- oeis: A166832