Number of nX2 1..6 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.
A166799
Number of nX2 1..6 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) =0a(2) =90a(3) =1552a(4) =9902a(5) =41152a(6) =133181a(7) =364793a(8) =885880a(9) =1963116a(10) =4046800a(11) =7865858a(12) =14559622a(13) =25856844a(14) =44314491a(15) =73631219a(16) =119053056a(17) =187891752a(18) =290179494
External references
- oeis: A166799