2682129
domain: N
Appears in sequences
- Number of (n+1)X2 0..2 arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum.at n=7A185610
- T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum.at n=28A185614
- T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock sum equal to exactly one or two horizontal and vertical neighbor 2X2 subblock sums.at n=28A186871