208673819127domain: NAppears in sequencesNumber of (n+2)X(n+2) 0..2 arrays with every 3X3 subblock having three strictly increasing elements in a row horizontally or vertically.at n=4A204493Number of (n+2) X 7 0..2 arrays with every 3 X 3 subblock having three strictly increasing elements in a row horizontally or vertically.at n=4A204498