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Prime Tuple Database
Prime p0= 3211858852903320091 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 28 14 34 36 30 6 8 12 22 68 22 12 8 6 30 36 34 14 28 (?)
an: 0 28 42 76 112 142 148 156 168 190 258 280 292 300 306 336 372 406 420 448
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 448
Found by: Jeff17
db: batch=83, k=20, 28 14 34 36 30 6 8 12 22 68
dn: 0 28 14 34 36 30 6 8 12 22 68 22 12 8 6 30 36 34 14 28 (?)
an: 0 28 42 76 112 142 148 156 168 190 258 280 292 300 306 336 372 406 420 448
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 448
Found by: Jeff17
db: batch=83, k=20, 28 14 34 36 30 6 8 12 22 68
| STPT(10) | 3211857654894005147 | 0 2 30 32 60 62 90 92 120 122 | -1198009314944 |
| STPT(10) | 3211857841253503019 | 0 2 48 50 90 92 132 134 180 182 | -1011649817072 |
| STPT(12) | 3211857947295892637 | 0 2 12 14 114 116 150 152 252 254 264 266 | -905607427454 |
| SPT(16) | 3211858555892863661 | 0 2 32 38 42 68 80 98 210 228 240 266 270 276 306 308 | -297010456430 |
| SPT(16) | 3211858730682735053 | 0 18 30 56 60 68 86 90 194 198 216 224 228 254 266 284 | -122220585038 |
| STPT(10) | 3211858759226958077 | 0 2 30 32 42 44 54 56 84 86 | -93676362014 |
| STPT(10) | 3211859097371460617 | 0 2 42 44 72 74 102 104 144 146 | 244468140526 |
| SPT(16) | 3211859268920363549 | 0 20 24 42 138 152 174 222 230 278 300 314 410 428 432 452 | 416017043458 |
| STPT(10) | 3211859331058326581 | 0 2 6 8 48 50 90 92 96 98 | 478155006490 |
| SPT(16) | 3211860501421550021 | 0 18 26 36 42 72 110 128 150 168 206 236 242 252 260 278 | 1648518229930 |
| SPT(16) | 3211860873972228703 | 0 58 66 106 108 136 148 156 190 198 210 238 240 280 288 346 | 2021068908612 |
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