public class Reihenberechnung {

        public static void main(String[] args) {
        double summe = 0;
        double k = 1;
        for (int i = 1; k >= 0.00001; i++)
        {
                k = 6*1.0/(i*i);
                summe = summe + k;
                System.out.println(summe);
        }

        }

}