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Prime Tuple Database
Prime p0= 2121742172908211701 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 28 30 12 60 20 6 64 86 4 86 64 6 20 60 12 30 28 (?)
an: 0 28 58 70 130 150 156 220 306 310 396 460 466 486 546 558 588 616
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 616
Found by: Coleslaw
db: batch=80, k=18, 28 30 12 60 20 6 64 86 4
dn: 0 28 30 12 60 20 6 64 86 4 86 64 6 20 60 12 30 28 (?)
an: 0 28 58 70 130 150 156 220 306 310 396 460 466 486 546 558 588 616
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 616
Found by: Coleslaw
db: batch=80, k=18, 28 30 12 60 20 6 64 86 4
| STPT(10) | 2121739944397309931 | 0 2 30 32 60 62 90 92 120 122 | -2228510901770 |
| SPT(16) | 2121740764820495393 | 0 24 38 56 98 150 158 194 240 276 284 336 378 396 410 434 | -1408087716308 |
| SPT(18) | 2121741077091819049 | 0 54 58 102 114 124 130 154 184 198 228 252 258 268 280 324 328 382 | -1095816392652 |
| STPT(10) | 2121741710816763317 | 0 2 60 62 102 104 144 146 204 206 | -462091448384 |
| SPT(16) | 2121741930100076441 | 0 66 78 92 128 150 198 222 236 260 308 330 366 380 392 458 | -242808135260 |
| SPT(16) | 2121742061303504531 | 0 8 12 62 66 68 80 108 110 138 150 152 156 206 210 218 | -111604707170 |
| SPT(16) | 2121742215345474499 | 0 18 70 84 88 120 178 208 420 450 508 540 544 558 610 628 | 42437262798 |
| TPT(14) | 2121742372924093277 | 0 2 12 14 114 116 204 206 282 284 294 296 330 332 | 200015881576 |
| SPT(16) | 2121742582559921707 | 0 22 24 42 154 172 210 232 312 334 372 390 502 520 522 544 | 409651710006 |
| STPT(10) | 2121743045243763857 | 0 2 24 26 42 44 60 62 84 86 | 872335552156 |
| STPT(10) | 2121743073486846779 | 0 2 12 14 90 92 168 170 180 182 | 900578635078 |
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