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Prime Tuple Database
Prime p0= 2977193331416247241 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 12 4 14 18 22 18 8 42 24 4 24 42 8 18 22 18 14 4 12 (?)
an: 0 12 16 30 48 70 88 96 138 162 166 190 232 240 258 280 298 312 316 328
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 328
Found by: Alnitak2019
db: batch=82, k=20, 12 4 14 18 22 18 8 42 24 4
dn: 0 12 4 14 18 22 18 8 42 24 4 24 42 8 18 22 18 14 4 12 (?)
an: 0 12 16 30 48 70 88 96 138 162 166 190 232 240 258 280 298 312 316 328
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 328
Found by: Alnitak2019
db: batch=82, k=20, 12 4 14 18 22 18 8 42 24 4
| SPT(16) | 2977191381512028049 | 0 12 18 24 64 94 160 178 204 222 288 318 358 364 370 382 | -1949904219192 |
| STPT(10) | 2977191714319601039 | 0 2 18 20 30 32 42 44 60 62 | -1617096646202 |
| SPT(16) | 2977192555150825901 | 0 8 18 26 66 138 198 206 240 248 308 380 420 428 438 446 | -776265421340 |
| STPT(10) | 2977192776376358777 | 0 2 12 14 42 44 72 74 84 86 | -555039888464 |
| SPT(16) | 2977192982714142869 | 0 8 20 48 68 132 138 188 264 314 320 384 404 432 444 452 | -348702104372 |
| STPT(10) | 2977193147483059247 | 0 2 12 14 42 44 72 74 84 86 | -183933187994 |
| SPT(16) | 2977193797299691859 | 0 8 60 68 80 110 134 140 162 168 192 222 234 242 294 302 | 465883444618 |
| TPT(14) | 2977193862826076849 | 0 2 60 62 90 92 132 134 258 260 270 272 348 350 | 531409829608 |
| STPT(10) | 2977193900062612817 | 0 2 30 32 72 74 114 116 144 146 | 568646365576 |
| SPT(16) | 2977194187702970549 | 0 14 20 80 90 150 174 182 240 248 272 332 342 402 408 422 | 856286723308 |
| STPT(10) | 2977194242301205637 | 0 2 42 44 72 74 102 104 144 146 | 910884958396 |
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