0
3
6
9
12
15
18
21
24
27
30
33
36
2
5
8
11
14
17
20
23
26
29
32
35
1
4
7
10
13
16
19
22
25
28
31
34
1st 12
2nd 12
3rd 12
1 to 18
Even
Odd
19 to 36
2:1
2:2
2:3