1231134446

Appears in sequences

• Number of (n+2) X (2+2) 0..3 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards.at n=1A233797
• T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards.at n=4A233801
• Number of (2+2) X (n+2) 0..3 arrays with no increasing sequence of length 3 horizontally, vertically or antidiagonally downwards.at n=1A233803