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Record history for SP21
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| Primes | Type | Digits | Year | Discoverer |
| 622803914376064301858782434517 + d, d = 0, 4, 6, 10, 12, 16, 24, 30, 34, 40, 42, 46, 52, 54, 60, 66, 70, 72, 76, 82, 84 | Tuplet |
30 | 2018 | Raanan
Chermoni & Jaroslaw Wroblewski |
| 248283957683772055928836513589 + d, d = 0, 4, 6, 10, 12, 16, 24, 30, 34, 40, 42, 46, 52, 54, 60, 66, 70, 72, 76, 82, 84 | Tuplet |
30 | 2016 | Raanan
Chermoni & Jaroslaw Wroblewski |
| 138433730977092118055599751669 + d, d = 0, 4, 6, 10, 12, 16, 24, 30, 34, 40, 42, 46, 52, 54, 60, 66, 70, 72, 76, 82, 84 | Tuplet |
30 | 2015 | Raanan
Chermoni & Jaroslaw Wroblewski |
| 39433867730216371575457664399 + d, d = 0, 4, 6, 10, 12, 16, 24, 30, 34, 40, 42, 46, 52, 54, 60, 66, 70, 72, 76, 82, 84 | Tuplet |
29 | 2015 | Raanan
Chermoni & Jaroslaw Wroblewski |
| 5547796991585989797641 + 29# • n, n = 0..20 | AP |
22 | 2014 | Jaroslaw Wroblewski |
| 28112131522731197609 + 19# • n, n = 0..20 | AP |
20 | 2008 | Jaroslaw Wroblewski |