281876

Appears in sequences

• 1/12 the number of (n+2)X4 0..2 arrays with each 3X3 subblock containing one of one value, three of another, and five of the last.at n=4A184500
• 1/12 the number of (n+2)X7 0..2 arrays with each 3X3 subblock containing one of one value, three of another, and five of the last.at n=1A184503
• T(n,k)=1/12 the number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock containing one of one value, three of another, and five of the last.at n=16A184505
• T(n,k)=1/12 the number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock containing one of one value, three of another, and five of the last.at n=19A184505