Table[((-2)^(1+n)E^2+2Gamma[1+n,-2]+n Gamma[1+n,-2])/(E^2 n!),{n,1,28}]

Table[(e^2(-2)^(n+1)+n Γ(n+1,-2)+2 Γ(n+1,-2))/(e^2 n!),{n,1,28}]

{1, 0, 1, 2/3, 1, 16/15, 11/9, 142/105, 67/45, 4604/2835,
2771/1575, 59086/31185, 86327/42525, 4389248/2027025,
7533469/3274425, 222205682/91216125, 109456873/42567525,
2670957188/986792625, 16332117629/5746615875,
614053057522/206239658625, 1520442379271/488462349375,
126606575859992/38979295480125, 345404844856129/102088631019375,
15773069242557338/4482618980214375, 23501345644011017/6431583754220625,
4671255121834288564/1232720219558953125,
7547413632563686237/1923043542511966875,
23846953668187649602/5873549281427953125}