517232

Appears in sequences

• 1 - (5/6)*n + (5/2)*n^2 + (10/3)*n^3 + n^4.at n=26A057675
• Number of 6Xn 0..1 arrays with every element equal to 0, 1 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=14A302168