League and round-robin fixtures for 20 teams

Week 1 Week 2 Week 3 Week 4 Week 5 Week 6 Week 7
 1v20 19v 1  1v18 17v 1  1v16 15v 1  1v14
 2v19 18v 2  2v17 16v 2  2v15 14v 2  2v13
 3v18 17v 3  3v16 15v 3  3v14 13v 3  3v12
 4v17 16v 4  4v15 14v 4  4v13 12v 4  4v11
 5v16 15v 5  5v14 13v 5  5v12 11v 5  5v10
 6v15 14v 6  6v13 12v 6  6v11 10v 6  6v 9
 7v14 13v 7  7v12 11v 7  7v10  9v 7  7v 8
 8v13 12v 8  8v11 10v 8  8v 9 20v 8 19v15
 9v12 11v 9  9v10 20v 9 19v17 16v19 18v16
10v11 20v10 19v20 18v19 18v20 17v18 17v20

 

Week 8 Week 9 Week 10 Week 11 Week 12 Week 13 Week 14
13v 1  1v12 11v 1  1v10  9v 1  1v 8  7v 1
12v 2  2v11 10v 2  2v 9  8v 2  2v 7  6v 2
11v 3  3v10  9v 3  3v 8  7v 3  3v 6  5v 3
10v 4  4v 9  8v 4  4v 7  6v 4  4v 5 20v 4
 9v 5  5v 8  7v 5  5v 6 20v 5 19v 9  8v19
 8v 6  6v 7 20v 6 19v11 10v19 18v10  9v18
20v 7 19v13 12v19 18v12 11v18 17v11 10v17
14v19 18v14 13v18 17v13 12v17 16v12 11v16
15v18 17v15 14v17 16v14 13v16 15v13 12v15
16v17 16v20 15v16 15v20 14v15 14v20 13v14

 

Week 15 Week 16 Week 17 Week 18 Week 19
 1v 6  5v 1  1v 4  3v 1  1v 2
 2v 5  4v 2  2v 3 20v 2 19v 3
 3v 4 20v 3 19v 5  4v19 18v 4
19v 7  6v19 18v 6  5v18 17v 5
18v 8  7v18 17v 7  6v17 16v 6
17v 9  8v17 16v 8  7v16 15v 7
16v10  9v16 15v 9  8v15 14v 8
15v11 10v15 14v10  9v14 13v 9
14v12 11v14 13v11 10v13 12v10
13v20 12v13 12v20 11v12 11v20

 

In the above fixtures the following teams are paired so when one is at home the other is away:

1 and 20
2 and 11
3 and 12
4 and 13
5 and 14
6 and 15
7 and 16
8 and 17
9 and 18
10 and 19

 

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