N= 30 f= 21.897273 1 1 2 0 3 0 4 1 5 0 6 1 7 1 8 1 9 0 10 0 11 0 12 0 13 1 14 0 15 1 16 0 17 0 18 0 19 0 20 1 21 0 22 1 23 0 24 0 25 0 26 0 27 0 28 1 29 0 30 1