1101519021

Appears in sequences

• Number of (n+1)X(4+1) 0..2 arrays with the upper median equal to the lower median in every 2X2 subblock.at n=4A235977
• Number of (n+1)X(5+1) 0..2 arrays with the upper median equal to the lower median in every 2X2 subblock.at n=3A235978
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the upper median equal to the lower median in every 2X2 subblock.at n=31A235981