Number of nX2 1..7 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.
A166800
Number of nX2 1..7 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) =0a(3) =2016a(4) =23485a(5) =139417a(6) =583175a(7) =1954287a(8) =5607782a(9) =14335282a(10) =33495930a(11) =72818046a(12) =149173467a(13) =290729595a(14) =543013497
External references
- oeis: A166800