| k | N | Source |
| 4 | 2744 | Derive from strength 4 |
| 5 | 2842 | Li-Ji-Yin |
| 6 | 2940 | Ji-Yin |
| 7 | 3471 | Add a symbol (Chateauneuf-Kreher) |
| 8 | 3653 | Add a symbol (Chateauneuf-Kreher) |
| 14 | 3654 | simulated annealing (Cohen) |
| 18 | 4034 | orthogonal array fuse fuse postop NCK |
| 20 | 6138 | orthogonal array fuse fuse fuse fuse fuse postop NCK |
| 28 | 6865 | Chateauneuf-Kreher doubling |
| 32 | 7245 | Chateauneuf-Kreher doubling |
| 34 | 7258 | Chateauneuf-Kreher doubling |
| 36 | 7271 | Chateauneuf-Kreher doubling |
| 38 | 9414 | Chateauneuf-Kreher doubling |
| 40 | 9700 | Chateauneuf-Kreher doubling |
| 56 | 10238 | Cohen-Colbourn-Ling |
| 70 | 10336 | Cohen-Colbourn-Ling |
| 84 | 10434 | Cohen-Colbourn-Ling |
| 96 | 10620 | Colbourn-Martirosyan-Trung-Walker |
| 102 | 10814 | Cohen-Colbourn-Ling |
| 112 | 11147 | Cohen-Colbourn-Ling |
| 196 | 11148 | Cohen-Colbourn-Ling |
| 224 | 11334 | Colbourn-Martirosyan-Trung-Walker |
| 238 | 11528 | Cohen-Colbourn-Ling |
| 272 | 11714 | Colbourn-Martirosyan-Trung-Walker |
| 288 | 12164 | Colbourn-Martirosyan-Trung-Walker |
| 884 | 12376 | Cyclotomy (Colbourn) |
| 911 | 12754 | Cyclotomy (Colbourn) |
| 1052 | 14714 | Cyclotomy (Colbourn) |
| 1094 | 15302 | Cyclotomy (Colbourn) |
| 1164 | 16282 | Cyclotomy (Colbourn) |
| 1290 | 18046 | Cyclotomy (Colbourn) |
| 1304 | 18242 | Cyclotomy (Colbourn) |
| 1374 | 19222 | Cyclotomy (Colbourn) |
| 1430 | 20006 | Cyclotomy (Colbourn) |
| 1472 | 20594 | Cyclotomy (Colbourn) |
| 1768 | 20982 | Chateauneuf-Kreher doubling |
| 1822 | 21360 | Chateauneuf-Kreher doubling |
| 2744 | 22242 | Cohen-Colbourn-Ling |
| 3136 | 22428 | Colbourn-Martirosyan-Trung-Walker |
| 3584 | 22614 | Colbourn-Martirosyan-Trung-Walker |
| 3808 | 22808 | Colbourn-Martirosyan-Trung-Walker |
| 4352 | 22994 | Colbourn-Martirosyan-Trung-Walker |
| 4608 | 23444 | Colbourn-Martirosyan-Trung-Walker |
| 4624 | 23881 | Colbourn-Martirosyan-Trung-Walker |
| 4880 | 24106 | Colbourn-Martirosyan-Trung-Walker |
| 5168 | 24136 | Colbourn-Martirosyan-Trung-Walker |
| 5472 | 24586 | Colbourn-Martirosyan-Trung-Walker |
| 5776 | 24616 | Colbourn-Martirosyan-Trung-Walker |
| 5920 | 25081 | Colbourn-Martirosyan-Trung-Walker |
| 6256 | 25186 | Colbourn-Martirosyan-Trung-Walker |
| 6384 | 25501 | Colbourn-Martirosyan-Trung-Walker |
| 6688 | 25516 | Colbourn-Martirosyan-Trung-Walker |
| 6992 | 25561 | Colbourn-Martirosyan-Trung-Walker |
| 7600 | 26131 | Colbourn-Martirosyan-Trung-Walker |
| 7872 | 26356 | Colbourn-Martirosyan-Trung-Walker |
| 8096 | 26566 | Colbourn-Martirosyan-Trung-Walker |
| 8144 | 26581 | Colbourn-Martirosyan-Trung-Walker |
| 8512 | 26611 | Colbourn-Martirosyan-Trung-Walker |
| 8816 | 26836 | Colbourn-Martirosyan-Trung-Walker |
| 9120 | 27061 | Colbourn-Martirosyan-Trung-Walker |
| 10000 | 27070 | Cohen-Colbourn-Ling |