3003840

Appears in sequences

• Theta series of lattice A_2 tensor E_7 (dimension 14, determinant 8748, minimal norm 4).at n=9A033699
• Duplicate of A033699.at n=9A047632
• a(n) = n! - 2(n-1)! + 3(n-2)! - 4(n-3)!.at n=7A374650