174499696896domain: NAppears in sequencesNumber of (n+2) X (1+2) 0..2 arrays with no increasing sequence of length 3 horizontally or diagonally downwards.at n=5A233611Number of (6+2)X(n+2) 0..2 arrays with no increasing sequence of length 3 horizontally or diagonally downwards.at n=0A233624