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Prime Tuple Database
Prime p0= 1538821672948727201 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 38 22 8 42 6 22 14 4 14 22 6 42 8 22 38 (?)
an: 0 38 60 68 110 116 138 152 156 170 192 198 240 248 270 308
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 308
Found by: Spectrum
db: batch=78, k=16, 38 22 8 42 6 22 14 4
dn: 0 38 22 8 42 6 22 14 4 14 22 6 42 8 22 38 (?)
an: 0 38 60 68 110 116 138 152 156 170 192 198 240 248 270 308
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 308
Found by: Spectrum
db: batch=78, k=16, 38 22 8 42 6 22 14 4
| SPT(16) | 1538820256229617841 | 0 42 56 60 98 110 128 156 182 210 228 240 278 282 296 338 | -1416719109360 |
| SPT(16) | 1538820387263837779 | 0 22 52 118 138 154 168 190 222 244 258 274 294 360 390 412 | -1285684889422 |
| STPT(10) | 1538820447473338877 | 0 2 12 14 42 44 72 74 84 86 | -1225475388324 |
| STPT(10) | 1538820567395015459 | 0 2 18 20 60 62 102 104 120 122 | -1105553711742 |
| STPT(10) | 1538820872457014747 | 0 2 30 32 42 44 54 56 84 86 | -800491712454 |
| SPT(16) | 1538820959340569783 | 0 8 50 68 74 116 120 156 158 194 198 240 246 264 306 314 | -713608157418 |
| TPT(14) | 1538821831740319991 | 0 2 18 20 198 200 216 218 270 272 408 410 426 428 | 158791592790 |
| STPT(10) | 1538821994470552469 | 0 2 18 20 30 32 42 44 60 62 | 321521825268 |
| STPT(10) | 1538822002763289059 | 0 2 12 14 90 92 168 170 180 182 | 329814561858 |
| TPT(14) | 1538822075691347567 | 0 2 24 26 42 44 222 224 234 236 240 242 264 266 | 402742620366 |
| TPT(14) | 1538822107231773179 | 0 2 102 104 132 134 138 140 180 182 210 212 312 314 | 434283045978 |
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