18193357

Appears in sequences

• Numbers of the form (7^i)*(13^j).at n=35A108056
• Number of (n+1)X2 0..6 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements.at n=4A203880
• Number of (n+1) X 6 0..6 arrays with every 2 X 2 subblock having equal diagonal elements or equal antidiagonal elements.at n=0A203884
• T(n,k)=Number of (n+1)X(k+1) 0..6 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements.at n=10A203887
• T(n,k)=Number of (n+1)X(k+1) 0..6 arrays with every 2X2 subblock having equal diagonal elements or equal antidiagonal elements.at n=14A203887
• Odd numbers of the form p^(1+4k) * r^2, where p is prime of the form 1+4m, k > 0, r > 1, and gcd(p,r) = 1.at n=33A386428