NewPrimegen

private static void printPrimes (int N) {
        boolean[] primeArray = createArrayOfTrues(N);
        primeArray[0] = false;
        primeArray[1] = false;

        for (int i = 0; i*i <= N; i++) {
            if (primeArray[i] == true) {
                for (int j = 1; j*i + i < N; j++) {
                    primeArray[j*i + i] = false;
                }
            }
        }
        printArrayAsIntegers(primeArray);
    }

    private static boolean[] createArrayOfTrues(int N) {
        boolean[] primeList;
        primeList = new boolean[N];
        for (int i = 0; i < N; i++) {
            primeList[i] = true;
        }
        return primeList;
    }

    private static void printArrayAsIntegers(boolean[] numberList) {

        int timesPrinted = 0;
        for (int i = 0; i < numberList.length; i++) {
            if (timesPrinted % 11 == 0) {
                System.out.println();
                timesPrinted ++;
            }
            if (numberList[i] != false) {
                System.out.print(i + "\t");
                timesPrinted ++;
            }
        }
    }