A014775 Expansion of exp ( - x - (1/2)*x^2 - (1/6)*x^3).

1, -1, 0, 1, 2, -6, -14, 20, 204, 28, -2584, -6876, 33760, 219296, -121848, -6020456, -15177904, 126126960, 950679424, -898745392, -38731873824, -123922308896, 1126028191520, 10547325457536, -5093629711808