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Prime Tuple Database
Prime p0= 3031987558885557137 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 20 22 42 20 48 40 2 12 4 12 2 40 48 20 42 22 20 (?)
an: 0 20 42 84 104 152 192 194 206 210 222 224 264 312 332 374 396 416
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 416
Found by: Alnitak2019
db: batch=82, k=18, 20 22 42 20 48 40 2 12 4
dn: 0 20 22 42 20 48 40 2 12 4 12 2 40 48 20 42 22 20 (?)
an: 0 20 42 84 104 152 192 194 206 210 222 224 264 312 332 374 396 416
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 416
Found by: Alnitak2019
db: batch=82, k=18, 20 22 42 20 48 40 2 12 4
| STPT(10) | 3031986519972676709 | 0 2 42 44 60 62 78 80 120 122 | -1038912880428 |
| STPT(10) | 3031987027328507531 | 0 2 90 92 108 110 126 128 216 218 | -531557049606 |
| STPT(10) | 3031987210578933977 | 0 2 30 32 42 44 54 56 84 86 | -348306623160 |
| STPT(10) | 3031987400655076571 | 0 2 36 38 138 140 240 242 276 278 | -158230480566 |
| TPT(14) | 3031987511375884247 | 0 2 84 86 90 92 264 266 270 272 312 314 324 326 | -47509672890 |
| SPT(16) | 3031987534399580879 | 0 2 48 62 90 92 110 122 180 192 210 212 240 254 300 302 | -24485976258 |
| STPT(10) | 3031987577570699651 | 0 2 36 38 78 80 120 122 156 158 | 18685142514 |
| STPT(10) | 3031987905303236981 | 0 2 6 8 48 50 90 92 96 98 | 346417679844 |
| TPT(14) | 3031988039403595121 | 0 2 78 80 120 122 258 260 300 302 306 308 378 380 | 480518037984 |
| STPT(10) | 3031988255855919221 | 0 2 138 140 168 170 198 200 336 338 | 696970362084 |
| TPT(14) | 3031988306999770799 | 0 2 30 32 42 44 72 74 90 92 258 260 300 302 | 748114213662 |
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