1 2-3 4-5 6-7 8-9 10-11 12-13 14-15 16-17 18-19 20-21 22-23 24-25 26-27 28-29 30-31 32-33 34-35 36-37 38-39 40-41 42-43 44-45 46-47 48-49 50-51 52-53 54-55 56-57 58-59 60-61 62-63 64
1 
2-3 
4-5 
6-7 
8-9 
10-11 
12-13 
14-15 
16-17 
18-19 
20-21 
22-23 
24-25 
26-27 
28-29 
30-31 
32-33 
34-35 
36-37 
38-39 
40-41 
42-43 
44-45 
46-47 
48-49 
50-51 
52-53 
54-55 
56-57 
58-59 
60-61 
62-63 
64 