803382domain: NAppears in sequencesa(n) = a(n-1) + a(n-2) + 1 for n>1, a(0)=0, a(1)=5.at n=26A022310Number of length n arrays x(i), i=1..n with x(i) in i..i+6 and no value appearing more than 3 times.at n=6A250359Number 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=5A250365