450225

Appears in sequences

• Denominator of -16/((n+2)*n*(n-2)*(n-4)).at n=26A117465
• a(n) = (1/2)*(n^4 + 11*n^3 + 53*n^2 + 97*n + 54).at n=29A129026
• a(n) = n*(n+2)*(n+4)*(n+6).at n=22A190577
• Number of (n+2)X(1+2) 0..3 arrays with every 3X3 subblock row and column sum equal to 0 3 5 6 or 7 and every 3X3 diagonal and antidiagonal sum not equal to 0 3 5 6 or 7.at n=10A252141