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Kynea Primes
Term: (2n + 1)2 − 2 Exhaustive-search-table, see b = 2 Total: 51 References: PrimePages and Rieselprime.de |
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| Rank | Number | Digits | When | Who | PrimePages − ID |
|---|---|---|---|---|---|
| 1 | (2852770 + 1)2 − 2 | 513419 | Jul 2019 | Ryan Propper; cksieve; OpenPFGW | 126646 |
| 2 | (2661478 + 1)2 − 2 | 398250 | Jun 2016 | Mark Rodenkirch; cksieve; OpenPFGW | 121801 |
| 3 | (2621443 + 1)2 − 2 | 374146 | May 2016 | Mark Rodenkirch; cksieve; OpenPFGW | |
| 4 | (2442052 + 1)2 − 2 | 266142 | Feb 2016 | Mark Rodenkirch; cksieve; OpenPFGW | |
| 5 | (2376050 + 1)2 − 2 | 226405 | 2016 | Mark Rodenkirch; cksieve; OpenPFGW | |
| 6 | (2369581 + 1)2 − 2 | 222510 | 2016 | Mark Rodenkirch; cksieve; OpenPFGW | |
| 7 | (2281621 + 1)2 − 2 | 169553 | Oct 2005 | Cletus Emmanuel; OpenPFGW | 75878 |
| 8 | (2110615 + 1)2 − 2 | 66597 | Feb 2004 | Predrag Minovic; MultiSieve/mtsieve; OpenPFGW | 68900 |
| 9 | (2108888 + 1)2 − 2 | 65558 | Feb 2004 | Predrag Minovic; MultiSieve/mtsieve; OpenPFGW | 68958 |
| 10 | (2106380 + 1)2 − 2 | 64048 | Mar 2004 | Predrag Minovic; MultiSieve/mtsieve; OpenPFGW | 69438 |
| 11 | (2102435 + 1)2 − 2 | 61673 | Feb 2004 | Predrag Minovic; MultiSieve/mtsieve; OpenPFGW | 68943 |
| 12 | (269312 + 1)2 − 2 | 41730 | 2002 | Steven Harvey | |
| 13 | (245873 + 1)2 − 2 | 27619 | 2002 | Steven Harvey | |
| 14 | (237035 + 1)2 − 2 | 22298 | 2002 | Steven Harvey | |
| 15 | (210367 + 1)2 − 2 | 6242 | Feb 2002 | Cletus Emmanuel | |
| 16 | (210088 + 1)2 − 2 | 6074 | |||
| 17 | (26365 + 1)2 − 2 | 3833 | |||
| 18 | (26287 + 1)2 − 2 | 3786 | |||
| 19 | (25153 + 1)2 − 2 | 3103 | |||
| 20 | (24217 + 1)2 − 2 | 2539 | Feb 2002 | Cletus Emmanuel | |
| 21 | (23281 + 1)2 − 2 | 1976 | Feb 2002 | Cletus Emmanuel | |
| 22 | (22813 + 1)2 − 2 | 1694 | Feb 2002 | Cletus Emmanuel | |
| 23 | (21650 + 1)2 − 2 | 994 | |||
| 24 | (21070 + 1)2 − 2 | 645 | |||
| 25 | (2800 + 1)2 − 2 | 482 | |||
| 26 | (2680 + 1)2 − 2 | 410 | |||
| 27 | (2591 + 1)2 − 2 | 356 | |||
| 28 | (2555 + 1)2 − 2 | 335 | |||
| 29 | (2507 + 1)2 − 2 | 306 | |||
| 30 | (2501 + 1)2 − 2 | 302 | |||
| 31 | (2491 + 1)2 − 2 | 296 | |||
| 32 | (2467 + 1)2 − 2 | 282 | |||
| 33 | (2242 + 1)2 − 2 | 146 | |||
| 34 | (2180 + 1)2 − 2 | 109 | |||
| 35 | (287 + 1)2 − 2 | 53 | |||
| 36 | (265 + 1)2 − 2 | 40 | |||
| 37 | (251 + 1)2 − 2 | 31 | |||
| 38 | (232 + 1)2 − 2 | 20 | |||
| 39 | (227 + 1)2 − 2 | 17 | |||
| 40 | (223 + 1)2 − 2 | 14 | |||
| 41 | (221 + 1)2 − 2 | 13 | |||
| 42 | (218 + 1)2 − 2 | 11 | |||
| 43 | (217 + 1)2 − 2 | 11 | |||
| 44 | (215 + 1)2 − 2 | 10 | |||
| 45 | (212 + 1)2 − 2 | 8 | |||
| 46 | (29 + 1)2 − 2 | 6 | |||
| 47 | (28 + 1)2 − 2 | 5 | |||
| 48 | (25 + 1)2 − 2 | 4 | |||
| 49 | (23 + 1)2 − 2 | 2 | |||
| 50 | (22 + 1)2 − 2 | 2 | |||
| 51 | (21 + 1)2 − 2 | 1 |