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Prime Tuple Database
Prime p0= 2128428601657065821 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 60 6 12 8 12 18 106 18 8 18 106 18 12 8 12 6 60 (?)
an: 0 60 66 78 86 98 116 222 240 248 266 372 390 402 410 422 428 488
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: Jeff17
db: batch=80, k=18, 60 6 12 8 12 18 106 18 8
dn: 0 60 6 12 8 12 18 106 18 8 18 106 18 12 8 12 6 60 (?)
an: 0 60 66 78 86 98 116 222 240 248 266 372 390 402 410 422 428 488
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: Jeff17
db: batch=80, k=18, 60 6 12 8 12 18 106 18 8
| SPT(16) | 2128427528744603393 | 0 20 68 90 128 150 216 230 234 248 314 336 374 396 444 464 | -1072912462428 |
| STPT(10) | 2128427630096954309 | 0 2 12 14 30 32 48 50 60 62 | -971560111512 |
| STPT(10) | 2128427800086270869 | 0 2 18 20 30 32 42 44 60 62 | -801570794952 |
| STPT(10) | 2128427871476701967 | 0 2 12 14 72 74 132 134 144 146 | -730180363854 |
| TPT(14) | 2128427878264701059 | 0 2 60 62 72 74 180 182 210 212 222 224 228 230 | -723392364762 |
| SPT(16) | 2128428430627130563 | 0 10 70 120 136 150 198 210 214 226 274 288 304 354 414 424 | -171029935258 |
| STPT(10) | 2128429631188067729 | 0 2 18 20 30 32 42 44 60 62 | 1029531001908 |
| TPT(14) | 2128430223406097801 | 0 2 126 128 288 290 348 350 366 368 378 380 420 422 | 1621749031980 |
| STPT(10) | 2128430976389052077 | 0 2 12 14 42 44 72 74 84 86 | 2374731986256 |
| STPT(10) | 2128431204997484279 | 0 2 12 14 90 92 168 170 180 182 | 2603340418458 |
| SPT(16) | 2128431377464324187 | 0 24 72 84 92 156 162 176 210 224 230 294 302 314 362 386 | 2775807258366 |
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