Useful to transform (i.e. insert to list, comma-separate, etc.) when coding.

Splits:

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

Streets:

1-3
4-6
7-9
10-12
13-15
16-18
19-21
22-24
25-27
28-30
31-33
34-36

Corners:

1-5
2-6
4-8
5-9
7-11
8-12
10-14
11-15
13-17
14-18
16-20
17-21
19-23
20-24
22-26
23-27
25-29
26-30
28-32
29-33
31-35
32-36

Lines:

1-6
4-9
7-12
10-15
13-18
16-21
19-24
22-27
25-30
28-33
31-36