67718760
domain: N
Appears in sequences
- Number of (n+1) X 2 0..3 arrays with every 2 X 2 subblock nonsingular.at n=5A183702
- Number of (n+1)X7 0..3 arrays with every 2X2 subblock nonsingular.at n=0A183707
- T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with every 2 X 2 subblock nonsingular.at n=15A183710
- T(n,k) = Number of (n+1) X (k+1) 0..3 arrays with every 2 X 2 subblock nonsingular.at n=20A183710