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Prime Tuple Database
Prime p0= 878714827869648941 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 30 18 8 22 20 12 12 46 44 4 44 46 12 12 20 22 8 18 30 (?)
an: 0 30 48 56 78 98 110 122 168 212 216 260 306 318 330 350 372 380 398 428
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Donn Pike (USAF Ret)
db: batch=73, k=20, 30 18 8 22 20 12 12 46 44 4
dn: 0 30 18 8 22 20 12 12 46 44 4 44 46 12 12 20 22 8 18 30 (?)
an: 0 30 48 56 78 98 110 122 168 212 216 260 306 318 330 350 372 380 398 428
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Donn Pike (USAF Ret)
db: batch=73, k=20, 30 18 8 22 20 12 12 46 44 4
| STPT(10) | 878714269797013379 | 0 2 30 32 120 122 210 212 240 242 | -558072635562 |
| TPT(14) | 878714315615357987 | 0 2 150 152 162 164 342 344 360 362 384 386 414 416 | -512254290954 |
| SPT(16) | 878714389022403023 | 0 6 26 30 44 48 84 96 98 110 146 150 164 168 188 194 | -438847245918 |
| STPT(10) | 878714511382786319 | 0 2 42 44 90 92 138 140 180 182 | -316486862622 |
| SPT(16) | 878714543488076417 | 0 12 36 44 62 80 110 114 272 276 306 324 342 350 374 386 | -284381572524 |
| SPT(18) | 878714556836456189 | 0 54 72 122 198 224 230 234 248 264 278 282 288 314 390 440 458 512 | -271033192752 |
| STPT(10) | 878714880362128697 | 0 2 24 26 42 44 60 62 84 86 | 52492479756 |
| SPT(16) | 878714937349894753 | 0 28 58 66 114 120 124 150 154 180 184 190 238 246 276 304 | 109480245812 |
| SPT(16) | 878715268053627467 | 0 2 12 60 84 86 102 110 126 134 150 152 176 224 234 236 | 440183978526 |
| SPT(16) | 878715289234478467 | 0 70 100 106 160 184 202 210 226 234 252 276 330 336 366 436 | 461364829526 |
| SPT(16) | 878715376974139657 | 0 16 24 36 54 124 150 156 190 196 222 292 310 322 330 346 | 549104490716 |
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