k | N | Source |
4 | 9 | orthogonal array |
5 | 11 | group 1-rotational (Meagher-Stevens, Colbourn) |
7 | 12 | simulated annealing (Cohen) |
9 | 13 | simulated annealing (Cohen) |
10 | 14 | simulated annealing (Cohen) |
20 | 15 | tabu search (Nurmela) |
21 | 16 | tabu search (Zekaoui) |
24 | 17 | tabu search (Nurmela) |
30 | 18 | tabu search (Nurmela) |
36 | 19 | tabu search (Nurmela) |
43 | 20 | tabu search (Nurmela) |
74 | 21 | CMMSSY 2.3 |
94 | 23 | CMMSSY 2.2 |
134 | 24 | CMMSSY 2.3 |
174 | 25 | CMMSSY 2.3 |
194 | 26 | CMMSSY 2.2 |
394 | 27 | CMMSSY 2.3 |
414 | 28 | CMMSSY 2.3 |
474 | 29 | CMMSSY 2.3 |
594 | 30 | CMMSSY 2.3 |
714 | 31 | CMMSSY 2.3 |
854 | 32 | CMMSSY 2.3 |
1474 | 33 | CMMSSY 2.3 |
1796 | 35 | CMMSSY 2.2 |
2364 | 36 | CMMSSY 2.2 |
3030 | 37 | CMMSSY 2.2 |
3766 | 38 | CMMSSY 2.2 |
6836 | 39 | CMMSSY 2.2 |
7182 | 40 | CMMSSY 2.2 |
8238 | 41 | CMMSSY 2.2 |
10296 | 42 | CMMSSY 2.2 |
12372 | 43 | CMMSSY 2.2 |
14794 | 44 | CMMSSY 2.2 |
20000 | 45 | CMMSSY 2.2 |
| | Graph:
|