215304

Appears in sequences

• Number of 1:4:sqrt(17) proportioned triangles on a (n+1) X (n+1) grid.at n=36A189884
• Number of n X n 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly two elements.at n=4A282830
• Number of nX5 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly two elements.at n=4A282835
• T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly two elements.at n=40A282838