140525

Appears in sequences

• a(n) = (2*n+1)*(2*n+3)*(2*n+5)/3.at n=36A162540
• Number of (n+2)X(1+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 2 4 6 or 7 and every 3X3 column and antidiagonal sum not equal to 0 2 4 6 or 7.at n=14A252426