1274808

Appears in sequences

• Number of triangular nXnXn 0..5 arrays with all rows and diagonals having the same length having the same sum, with corners zero.at n=5A195802
• T(n,k)=Number of triangular nXnXn 0..k arrays with all rows and diagonals having the same length having the same sum, with corners zero.at n=50A195805
• Number of triangular of a 6X6X6 0..n arrays with all rows and diagonals having the same length having the same sum, with corners zero.at n=4A195807