| k | Primes | Type | Digits | Year | Discoverer |
|---|---|---|---|---|---|
| 13 | x84 · 61# · 2n - 1, n=0..12 | CC, 1st kind | 108 | 2014 | Primecoin |
| 13 | x83b · 31# · 2n + 1, n=0..12 | CC, 2nd kind | 96 | 2013 | Primecoin |
| 13 | 14815550 · 107# + 4385574275277311 + 2,6,8,12,18,20,26,30,32,36,42,48,50 | Tuplet | 50 | 2013 | Roger Thompson |
| 13 | 61571 · 107# + 4803194122972361 + 0,2,6,8,12,18,20,26,30,32,36,42,48 | Tuplet | 48 | 2009 | Jens K. Andersen |
| 13 | 381955327397348 · 79# + 18393209 + 2,8,14,18,20,24,30,32,38,42,44,48,50 | Tuplet | 46 | 2007 | Norman Luhn |
| 13 | 1753286498051 · 71# · 2n - 1, n=0..12 | CC, 1st kind | 41 | 2005 | Dirk Augustin, NewPGen, PrimeForm |
| 13 | (938719 · 67# + 56461354019070) · 2n+1, n=0..12 | CC, 2nd kind | 33 | 2004 | Jens K. Andersen |
| 13 | 129017282 · 65# + 3001560376931 + 0,2,6,8,12,18,20,26,30,32,36,42,48 | Tuplet | 32 | 2003 | Torbjörn Alm & Jens K. Andersen |
| 13 | 5953176232124 · 50# + 9564671 + 0,2,6,8,12,18,20,26,30,32,36,42,48 | Tuplet | 31 | 2003 | Jens K. Andersen |
| 13 | 1000000008282508019026959814211 + 2,6,8,12,18,20,26,30,32,36,42,48,50 | Tuplet | 31 | 2000 | Joerg Waldvogel & Peter Leikauf |