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Prime Tuple Database
Prime p0= 685280421148933327 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 6 66 18 16 36 14 34 24 68 24 34 14 36 16 18 66 6 (?)
an: 0 6 72 90 106 142 156 190 214 282 306 340 354 390 406 424 490 496
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 496
Found by: arkiss
db: batch=72, k=18, 6 66 18 16 36 14 34 24 68
dn: 0 6 66 18 16 36 14 34 24 68 24 34 14 36 16 18 66 6 (?)
an: 0 6 72 90 106 142 156 190 214 282 306 340 354 390 406 424 490 496
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 496
Found by: arkiss
db: batch=72, k=18, 6 66 18 16 36 14 34 24 68
| TPT(12) | 685280024905002677 | 0 2 42 44 210 212 360 362 384 386 462 464 | -396243930650 |
| TPT(12) | 685280097711732179 | 0 2 42 44 138 140 150 152 192 194 228 230 | -323437201148 |
| TPT(12) | 685280184447712517 | 0 2 30 32 102 104 144 146 180 182 240 242 | -236701220810 |
| SPT(16) | 685280232889096483 | 0 4 48 70 100 106 126 130 174 178 198 204 234 256 300 304 | -188259836844 |
| TPT(12) | 685280347370942537 | 0 2 42 44 54 56 84 86 90 92 144 146 | -73777990790 |
| STPT(10) | 685280353304292839 | 0 2 18 20 30 32 42 44 60 62 | -67844640488 |
| TPT(12) | 685280427853907447 | 0 2 72 74 90 92 174 176 204 206 300 302 | 6704974120 |
| TPT(12) | 685280471417593811 | 0 2 126 128 156 158 168 170 240 242 270 272 | 50268660484 |
| TPT(14) | 685280473832703629 | 0 2 60 62 72 74 102 104 138 140 150 152 270 272 | 52683770302 |
| TPT(12) | 685280513657521469 | 0 2 132 134 252 254 312 314 330 332 420 422 | 92508588142 |
| SPT(16) | 685280517903699143 | 0 26 30 38 86 128 138 216 230 308 318 360 408 416 420 446 | 96754765816 |
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