1846987

Appears in sequences

• Number of (n+1)X4 0..3 arrays with each element of every 2X2 subblock being the sum mod 4 of two others.at n=5A183848
• Number of (n+1)X7 0..3 arrays with each element of every 2X2 subblock being the sum mod 4 of two others.at n=2A183851
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with each element of every 2X2 subblock being the sum mod 4 of two others.at n=30A183854
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with each element of every 2X2 subblock being the sum mod 4 of two others.at n=33A183854