114724

Appears in sequences

• Number of (n+1) X 3 binary arrays with every 2 X 2 subblock sum equal to some horizontal or vertical neighbor 2 X 2 subblock sum.at n=5A185490
• Number of (n+1)X7 binary arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum.at n=1A185494
• T(n,k)=Number of (n+1)X(k+1) binary arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum.at n=22A185497
• T(n,k)=Number of (n+1)X(k+1) binary arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum.at n=26A185497
• a(n) = (n - 1)*n*(2*n^2 + 4*n - 1)/6.at n=24A330700