1782585domain: NAppears in sequences1/6 the number of (n+2)X8 0..2 arrays with each 3X3 subblock containing one of one value, four of another, and four of the last.at n=6A1844741/6 the number of (n+2)X9 0..2 arrays with each 3X3 subblock containing one of one value, four of another, and four of the last.at n=5A184475