76375

Appears in sequences

• Number of n X 3 0..1 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors.at n=6A232042
• T(n,k)=Number of nXk 0..1 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors.at n=42A232047
• Number of 7Xn 0..1 arrays with no element less than a strict majority of its horizontal and antidiagonal neighbors.at n=2A232053
• a(n) = Sum_{k=1..n} k^3*sigma_2(k), where sigma_2 is A001157.at n=7A364269