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Prime Tuple Database
Prime p0= 1557502517178555587 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 2 22 30 30 6 2 28 12 80 12 28 2 6 30 30 22 2 (?)
an: 0 2 24 54 84 90 92 120 132 212 224 252 254 260 290 320 342 344
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 344
Found by: Spectrum
db: batch=78, k=18, 2 22 30 30 6 2 28 12 80
dn: 0 2 22 30 30 6 2 28 12 80 12 28 2 6 30 30 22 2 (?)
an: 0 2 24 54 84 90 92 120 132 212 224 252 254 260 290 320 342 344
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 344
Found by: Spectrum
db: batch=78, k=18, 2 22 30 30 6 2 28 12 80
| STPT(10) | 1557501470822843759 | 0 2 48 50 90 92 132 134 180 182 | -1046355711828 |
| SPT(16) | 1557501602772134597 | 0 6 26 44 50 74 84 96 134 146 156 180 186 204 224 230 | -914406420990 |
| STPT(10) | 1557501719806642409 | 0 2 48 50 60 62 72 74 120 122 | -797371913178 |
| STPT(10) | 1557502027848389171 | 0 2 6 8 48 50 90 92 96 98 | -489330166416 |
| STPT(10) | 1557502127148515729 | 0 2 18 20 30 32 42 44 60 62 | -390030039858 |
| SPT(20) | 1557502163648927581 | 0 12 30 82 106 112 148 150 186 246 382 442 478 480 516 522 546 598 616 628 | -353529628006 |
| STPT(10) | 1557503200825996997 | 0 2 24 26 42 44 60 62 84 86 | 683647441410 |
| STPT(10) | 1557503207766477869 | 0 2 18 20 60 62 102 104 120 122 | 690587922282 |
| STPT(10) | 1557503313649952699 | 0 2 30 32 60 62 90 92 120 122 | 796471397112 |
| STPT(10) | 1557503363735828651 | 0 2 6 8 18 20 30 32 36 38 | 846557273064 |
| SPT(18) | 1557503373011819539 | 0 4 60 118 154 172 220 232 258 274 300 312 360 378 414 472 528 532 | 855833263952 |
©2024 Tomáš Brada