Best-known CA bounds for t=2, v=4
| k | N | Array | Method / Source |
|---|---|---|---|
| 5 | 16 | Derive from strength 3 | |
| 6 | 19 | Fix 1 symbols (Meagher-Stevens) | |
| 7 | 21 | simulated annealing (Cohen) | |
| 9 | 22 | Fix 2 symbols (LCDST) postop TJ-SA | |
| 12 | 24 | simulated annealing (CKRS) | |
| 13 | 25 | simulated annealing (CKRS) | |
| 15 | 26 | simulated annealing (Torres-Jimenez) | |
| 17 | 27 | simulated annealing (Torres-Jimenez) | |
| 24 | 28 | PCAx2PCA | |
| 27 | 29 | simulated annealing (Torres-Jimenez) | |
| 30 | 30 | simulated annealing (Torres-Jimenez) | |
| 35 | 31 | simulated annealing (Torres-Jimenez) | |
| 48 | 32 | simulated annealing (Torres-Jimenez) | |
| 49 | 33 | simulated annealing (Torres-Jimenez) | |
| 50 | 34 | simulated annealing (Torres-Jimenez) | |
| 57 | 35 | simulated annealing (Torres-Jimenez) | |
| 66 | 36 | simulated annealing (Torres-Jimenez) | |
| 72 | 37 | simulated annealing (Torres-Jimenez) | |
| 83 | 38 | simulated annealing (Torres-Jimenez) | |
| 103 | 39 | simulated annealing (Torres-Jimenez) | |
| 133 | 40 | simulated annealing (Torres-Jimenez) | |
| 139 | 41 | simulated annealing (Torres-Jimenez) | |
| 148 | 42 | simulated annealing (Torres-Jimenez) | |
| 170 | 43 | PCAxPCA postop TJ-SA | |
| 231 | 44 | PCAx2PCA | |
| 237 | 45 | PCAx2PCA | |
| 241 | 46 | PCAx2PCA | |
| 279 | 47 | PCAx2PCA | |
| 338 | 48 | simulated annealing (Torres-Jimenez) | |
| 360 | 49 | simulated annealing (Torres-Jimenez) | |
| 412 | 50 | simulated annealing (Torres-Jimenez) | |
| 503 | 51 | simulated annealing (Torres-Jimenez) | |
| 652 | 52 | simulated annealing (Torres-Jimenez) | |
| 664 | 53 | simulated annealing (Torres-Jimenez) | |
| 749 | 54 | simulated annealing (Torres-Jimenez) | |
| 950 | 55 | simulated annealing (Torres-Jimenez) | |
| 1134 | 56 | PCAxPCA | |
| 1251 | 57 | PCAxPCA | |
| 1377 | 58 | PCAxPCA | |
| 1626 | 59 | PCAxPCA | |
| 2223 | 60 | PCAxPCA | |
| 2280 | 61 | PCAxPCA | |
| 2337 | 62 | PCAxPCA | |
| 2655 | 63 | PCAxPCA | |
| 3136 | 64 | PCAx2PCA | |
| 3431 | 65 | PCAxPCA | |
| 3804 | 66 | PCAxPCA | |
| 4647 | 67 | PCAxPCA | |
| 6096 | 68 | PCAxPCA | |
| 6321 | 69 | PCAxPCA | |
| 6690 | 70 | PCAxPCA | |
| 7896 | 71 | PCAxPCA | |
| 10737 | 72 | PCAxPCA | |
| 11025 | 73 | PCAxPCA | |
| 11301 | 74 | PCAxPCA | |
| 12960 | 75 | PCAxPCA | |
| 16665 | 76 | PCAxPCA | |
| 17239 | 77 | PCAxPCA | |
| 19065 | 78 | PCAxPCA | |
| 20000 | 79 | PCAx2PCA |
Checkmark key: ✓ array available (verified) · ✓ array available (unverified)