3554258400

Appears in sequences

• a(n) = n!*(4*n^3 - 30*n^2 + 40*n + 3)/24.at n=7A034863
• a(5) = 5, a(6) = 1170, for n >= 7, a(n) = n!*(4*n^3 - 30*n^2 + 40*n + 3)/24.at n=6A034864