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Prime Tuple Database
Prime p0= 2561318547263182411 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 18 22 12 66 20 34 30 8 10 8 30 34 20 66 12 22 18 (?)
an: 0 18 40 52 118 138 172 202 210 220 228 258 292 312 378 390 412 430
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 430
Found by: herby44
db: batch=82, k=18, 18 22 12 66 20 34 30 8 10
dn: 0 18 22 12 66 20 34 30 8 10 8 30 34 20 66 12 22 18 (?)
an: 0 18 40 52 118 138 172 202 210 220 228 258 292 312 378 390 412 430
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 430
Found by: herby44
db: batch=82, k=18, 18 22 12 66 20 34 30 8 10
| STPT(10) | 2561317537304287031 | 0 2 6 8 48 50 90 92 96 98 | -1009958895380 |
| TPT(14) | 2561317992319378937 | 0 2 12 14 72 74 210 212 240 242 264 266 294 296 | -554943803474 |
| SPT(16) | 2561318001862727447 | 0 30 44 60 110 120 126 140 216 230 236 246 296 312 326 356 | -545400454964 |
| STPT(10) | 2561318106502149287 | 0 2 42 44 72 74 102 104 144 146 | -440761033124 |
| STPT(10) | 2561318132034537917 | 0 2 30 32 42 44 54 56 84 86 | -415228644494 |
| SPT(16) | 2561318270447828869 | 0 42 64 82 90 108 148 154 228 234 274 292 300 318 340 382 | -276815353542 |
| SPT(16) | 2561318738817669989 | 0 32 92 114 120 134 144 182 240 278 288 302 308 330 390 422 | 191554487578 |
| STPT(10) | 2561319325609690727 | 0 2 54 56 72 74 90 92 144 146 | 778346508316 |
| SPT(16) | 2561319819071035103 | 0 54 60 104 144 294 306 308 396 398 410 560 600 644 650 704 | 1271807852692 |
| STPT(10) | 2561320029803889581 | 0 2 126 128 168 170 210 212 336 338 | 1482540707170 |
| SPT(16) | 2561320066007140331 | 0 80 98 110 122 158 192 242 258 308 342 378 390 402 420 500 | 1518743957920 |
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