5910714349

Appears in sequences

• 1/4 the number of (n+1)X4 0..3 arrays with every 2X2 subblock having at least two equal elements connected horizontally or vertically.at n=3A184147
• 1/4 the number of (n+1) X 5 0..3 arrays with every 2 X 2 subblock having at least two equal elements connected horizontally or vertically.at n=2A184148
• T(n,k)=1/4 the number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having at least two equal elements connected horizontally or vertically.at n=17A184153
• T(n,k)=1/4 the number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having at least two equal elements connected horizontally or vertically.at n=18A184153