313105

Appears in sequences

• Number of (n+1)X3 0..2 arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum.at n=3A185611
• Number of (n+1)X5 0..2 arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum.at n=1A185613
• 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=11A185614
• 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=13A185614
• The number of vertices on a Reuleaux triangle formed by the straight line segments mutually connecting all vertices and all points that divide the sides into n equal parts.at n=17A340644