205047906

Appears in sequences

• Number of (n+1) X 3 0..2 arrays with every 2 X 2 subblock nonsingular.at n=5A183691
• Number of (n+1)X7 0..2 arrays with every 2X2 subblock nonsingular.at n=1A183695
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock nonsingular.at n=22A183698
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock nonsingular.at n=26A183698