183669567

Appears in sequences

• Number of (n+2) X (1+2) 0..2 arrays with no increasing sequence of length 3 vertically, diagonally downwards or antidiagonally downwards.at n=3A234374
• T(n,k) = number of (n+2) X (k+2) 0..2 arrays with no increasing sequence of length 3 vertically, diagonally downwards or antidiagonally downwards.at n=9A234380
• Number of (4+2) X (n+2) 0..2 arrays with no increasing sequence of length 3 vertically, diagonally downwards or antidiagonally downwards.at n=0A234384