15

1 1 

2 4 

3 5 

4 6 

5 7 

6 8 

7 9 

8 10 

9 11 

10 12 

11 13 

12 14 

13 15 

14 16 

15 17 

16 18 

17 19 

18 22 

19 23 

20 25 

21 26 

22 27 

23 28 

24 29 

25 30 

26 31 

27 32 

28 33 

29 34 

30 35 

31 36 

32 37 

33 38 

34 39 

35 40 

36 41 

37 42 

38 43 

39 44 

40 45 

41 47 

42 48 

43 50 

44 52 

45 53 

46 54 + 55 

47 58 

48 56 + 57 

49 58 

50 59 

51 60 

52 61 

53 62 

54 63 