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Prime Tuple Database
Prime p0= 1277627649244279483 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 10 54 14 30 12 40 8 16 6 14 6 16 8 40 12 30 14 54 10 (?)
an: 0 10 64 78 108 120 160 168 184 190 204 210 226 234 274 286 316 330 384 394
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 394
Found by: gemini8
db: batch=77, k=20, 10 54 14 30 12 40 8 16 6 14
dn: 0 10 54 14 30 12 40 8 16 6 14 6 16 8 40 12 30 14 54 10 (?)
an: 0 10 64 78 108 120 160 168 184 190 204 210 226 234 274 286 316 330 384 394
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 394
Found by: gemini8
db: batch=77, k=20, 10 54 14 30 12 40 8 16 6 14
| SPT(16) | 1277625234704675537 | 0 20 24 66 84 90 132 150 266 284 326 332 350 392 396 416 | -2414539603946 |
| SPT(18) | 1277625642631649959 | 0 18 58 84 90 120 154 198 204 208 214 258 292 322 328 354 394 412 | -2006612629524 |
| TPT(14) | 1277625762698975717 | 0 2 42 44 54 56 210 212 234 236 264 266 354 356 | -1886545303766 |
| STPT(10) | 1277625911107045469 | 0 2 12 14 30 32 48 50 60 62 | -1738137234014 |
| STPT(10) | 1277626883064335777 | 0 2 30 32 42 44 54 56 84 86 | -766179943706 |
| SPT(16) | 1277627164620101839 | 0 10 18 24 40 52 64 88 144 168 180 192 208 214 222 232 | -484624177644 |
| TPT(14) | 1277627839605705101 | 0 2 120 122 180 182 246 248 288 290 336 338 348 350 | 190361425618 |
| STPT(10) | 1277628047477824241 | 0 2 108 110 138 140 168 170 276 278 | 398233544758 |
| SPT(16) | 1277628084596517959 | 0 2 30 54 90 104 132 134 180 182 210 224 260 284 312 314 | 435352238476 |
| SPT(16) | 1277628757064339131 | 0 6 22 30 36 70 72 216 232 376 378 412 418 426 442 448 | 1107820059648 |
| STPT(10) | 1277628783664117457 | 0 2 24 26 42 44 60 62 84 86 | 1134419837974 |
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