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Prime Tuple Database
Prime p0= 2421748940085367261 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 12 54 12 12 40 36 66 6 32 6 66 36 40 12 12 54 12 (?)
an: 0 12 66 78 90 130 166 232 238 270 276 342 378 418 430 442 496 508
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 508
Found by: Roadranner
db: batch=82, k=18, 12 54 12 12 40 36 66 6 32
dn: 0 12 54 12 12 40 36 66 6 32 6 66 36 40 12 12 54 12 (?)
an: 0 12 66 78 90 130 166 232 238 270 276 342 378 418 430 442 496 508
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 508
Found by: Roadranner
db: batch=82, k=18, 12 54 12 12 40 36 66 6 32
| STPT(10) | 2421747590305975037 | 0 2 12 14 42 44 72 74 84 86 | -1349779392224 |
| STPT(10) | 2421747750056274047 | 0 2 42 44 72 74 102 104 144 146 | -1190029093214 |
| SPT(16) | 2421747945995722207 | 0 10 24 64 84 136 184 252 304 372 420 472 492 532 546 556 | -994089645054 |
| STPT(10) | 2421748210078410539 | 0 2 18 20 30 32 42 44 60 62 | -730006956722 |
| TPT(14) | 2421748401303916799 | 0 2 30 32 48 50 72 74 90 92 102 104 168 170 | -538781450462 |
| STPT(10) | 2421748505580509057 | 0 2 30 32 42 44 54 56 84 86 | -434504858204 |
| SPT(16) | 2421748976543242319 | 0 72 74 78 102 138 158 168 194 204 224 260 284 288 290 362 | 36457875058 |
| SPT(16) | 2421748994479636469 | 0 42 72 120 170 204 230 272 282 324 350 384 434 482 512 554 | 54394269208 |
| TPT(14) | 2421749025779610809 | 0 2 72 74 102 104 168 170 240 242 252 254 258 260 | 85694243548 |
| STPT(10) | 2421749359594242479 | 0 2 42 44 90 92 138 140 180 182 | 419508875218 |
| SPT(16) | 2421749409048555121 | 0 46 78 82 118 156 202 208 330 336 382 420 456 460 492 538 | 468963187860 |
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