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Prime Tuple Database
Prime p0= 1971644847276072949 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 18 60 6 18 10 8 58 60 12 2 12 60 58 8 10 18 6 60 18 (?)
an: 0 18 78 84 102 112 120 178 238 250 252 264 324 382 390 400 418 424 484 502
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 502
Found by: Cruncher Pete
db: batch=80, k=20, 18 60 6 18 10 8 58 60 12 2
dn: 0 18 60 6 18 10 8 58 60 12 2 12 60 58 8 10 18 6 60 18 (?)
an: 0 18 78 84 102 112 120 178 238 250 252 264 324 382 390 400 418 424 484 502
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 502
Found by: Cruncher Pete
db: batch=80, k=20, 18 60 6 18 10 8 58 60 12 2
| STPT(10) | 1971642445175358227 | 0 2 24 26 42 44 60 62 84 86 | -2402100714722 |
| SPT(16) | 1971642942780104551 | 0 12 40 48 58 88 96 132 136 172 180 210 220 228 256 268 | -1904495968398 |
| SPT(13) | 1971643206633043847 | 0 24 30 66 114 126 180 234 246 294 330 336 360 | -1640643029102 |
| SPT(20) | 1971644287339047823 | 0 28 36 54 84 124 138 154 166 204 220 258 270 286 300 340 370 388 396 424 | -559937025126 |
| SPT(16) | 1971644414291861879 | 0 44 104 108 110 138 240 248 264 272 374 402 404 408 468 512 | -432984211070 |
| STPT(10) | 1971644514892564409 | 0 2 18 20 30 32 42 44 60 62 | -332383508540 |
| SPT(16) | 1971645165331958177 | 0 32 36 66 92 96 102 110 132 140 146 150 176 206 210 242 | 318055885228 |
| SPT(16) | 1971645774046996057 | 0 30 36 66 70 72 84 112 114 142 154 156 160 190 196 226 | 926770923108 |
| TPT(14) | 1971645885870493307 | 0 2 12 14 144 146 180 182 252 254 312 314 390 392 | 1038594420358 |
| SPT(16) | 1971645905525949503 | 0 26 36 50 54 86 90 110 114 134 138 170 174 188 198 224 | 1058249876554 |
| STPT(10) | 1971645962921762357 | 0 2 24 26 42 44 60 62 84 86 | 1115645689408 |
©2024 Tomáš Brada