| size | creator | method | timestamp |
| 9043 | LJCR | Simple construction from (59,20,6) | 2009-02-19 10:53:32 |
| 8596 | LJCR | Simple construction: combined (59,21,6) and (59,20,5) | 2009-02-19 21:11:11 |
| 5014 | LJCR | Simple construction: combined (59,21,6) and (59,20,5) | 2009-03-10 09:35:38 |
| 4872 | LJCR | Simple construction from (59,20,6) | 2009-03-10 09:56:54 |
| 4306 | LJCR | Dynamic programming construction | 2009-06-05 10:56:48 |
| 4282 | A. West | Local search | 2021-01-12 17:18:04 |
| 4084 | Terenzio Lazzarotto | 2022-05-26 04:29:11 |