66658

Appears in sequences

• Number of (n+1) X 3 0..2 arrays with every 2 X 2 subblock nonsingular.at n=2A183691
• Number of (n+1)X4 0..2 arrays with every 2X2 subblock nonsingular.at n=1A183692
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock nonsingular.at n=7A183698
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock nonsingular.at n=8A183698