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Prime Tuple Database
Prime p0= 2491689241985754241 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 30 10 20 106 42 18 26 64 32 52 32 64 26 18 42 106 20 10 30 (?)
an: 0 30 40 60 166 208 226 252 316 348 400 432 496 522 540 582 688 708 718 748
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 748
Found by: SEARCHER
db: batch=82, k=20, 30 10 20 106 42 18 26 64 32 52
dn: 0 30 10 20 106 42 18 26 64 32 52 32 64 26 18 42 106 20 10 30 (?)
an: 0 30 40 60 166 208 226 252 316 348 400 432 496 522 540 582 688 708 718 748
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 748
Found by: SEARCHER
db: batch=82, k=20, 30 10 20 106 42 18 26 64 32 52
| STPT(12) | 2491687999222341419 | 0 2 42 44 90 92 120 122 168 170 210 212 | -1242763412822 |
| SPT(16) | 2491688187561425183 | 0 8 14 38 66 74 86 116 168 198 210 218 246 270 276 284 | -1054424329058 |
| TPT(14) | 2491688483761883669 | 0 2 102 104 132 134 168 170 180 182 228 230 300 302 | -758223870572 |
| TPT(14) | 2491688484333592547 | 0 2 12 14 24 26 54 56 84 86 132 134 150 152 | -757652161694 |
| STPT(10) | 2491688544820623677 | 0 2 12 14 42 44 72 74 84 86 | -697165130564 |
| STPT(10) | 2491688644061236589 | 0 2 12 14 30 32 48 50 60 62 | -597924517652 |
| STPT(10) | 2491689399307160807 | 0 2 60 62 72 74 84 86 144 146 | 157321406566 |
| STPT(10) | 2491689560326931927 | 0 2 30 32 42 44 54 56 84 86 | 318341177686 |
| STPT(10) | 2491689652034211491 | 0 2 30 32 78 80 126 128 156 158 | 410048457250 |
| STPT(10) | 2491689810296213621 | 0 2 6 8 48 50 90 92 96 98 | 568310459380 |
| TPT(14) | 2491689894698949731 | 0 2 96 98 150 152 210 212 216 218 306 308 330 332 | 652713195490 |
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