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Prime Tuple Database
Prime p0= 1998722035991266451 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 26 30 6 64 50 4 2 4 60 86 60 4 2 4 50 64 6 30 26 (?)
an: 0 26 56 62 126 176 180 182 186 246 332 392 396 398 402 452 516 522 552 578
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 578
Found by: Dingo
db: batch=80, k=20, 26 30 6 64 50 4 2 4 60 86
dn: 0 26 30 6 64 50 4 2 4 60 86 60 4 2 4 50 64 6 30 26 (?)
an: 0 26 56 62 126 176 180 182 186 246 332 392 396 398 402 452 516 522 552 578
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 578
Found by: Dingo
db: batch=80, k=20, 26 30 6 64 50 4 2 4 60 86
| SPT(16) | 1998720878781084583 | 0 24 48 58 94 100 126 166 168 208 234 240 276 286 310 334 | -1157210181868 |
| STPT(10) | 1998721170391292957 | 0 2 30 32 42 44 54 56 84 86 | -865599973494 |
| SPT(16) | 1998721178187140039 | 0 12 48 62 114 122 138 174 188 224 240 248 300 314 350 362 | -857804126412 |
| STPT(10) | 1998721388454513377 | 0 2 30 32 72 74 114 116 144 146 | -647536753074 |
| STPT(10) | 1998721752163099937 | 0 2 30 32 42 44 54 56 84 86 | -283828166514 |
| STPT(10) | 1998721946785410359 | 0 2 42 44 60 62 78 80 120 122 | -89205856092 |
| TPT(14) | 1998722645694747197 | 0 2 54 56 84 86 222 224 324 326 330 332 372 374 | 609703480746 |
| STPT(10) | 1998722666875656257 | 0 2 30 32 42 44 54 56 84 86 | 630884389806 |
| TPT(14) | 1998723161335249847 | 0 2 114 116 120 122 222 224 234 236 252 254 264 266 | 1125343983396 |
| SPT(16) | 1998723253532957641 | 0 46 112 156 160 198 202 232 306 336 340 378 382 426 492 538 | 1217541691190 |
| STPT(10) | 1998723656822143157 | 0 2 12 14 132 134 252 254 264 266 | 1620830876706 |
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