1 SigmaIntegrand[n_, k_, R_, x_] := Exp[-(R x)^2 + (k/(2 x))^2] x^(2 n) ;
2 l:= ReadList["values.in", Table[Number, {4}]];
3 For[i = 1, i <= Length[l], i++,
9 res := NIntegrate[SigmaIntegrand[n, k, r, x], {x,eta,Infinity}];
10 Print[InputForm[n], " ", CForm[k], " ", CForm[r], " ", CForm[res]]