264846

Appears in sequences

• a(n) = n*(n + 1)*(n^2 - 3*n + 5)/6.at n=36A006484
• Number of nX4 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 1 1 vertically.at n=11A207585