272760domain: NAppears in sequencesNumber of length n arrays x(i), i=1..n with x(i) in i..i+5 and no value appearing more than 3 times.at n=6A250358Number of length 7 arrays x(i), i=1..7 with x(i) in i..i+n and no value appearing more than 3 times.at n=4A250365