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Prime Tuple Database
Prime p0= 1531258380997261261 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 66 10 12 2 10 8 34 48 8 48 34 8 10 2 12 10 66 (?)
an: 0 66 76 88 90 100 108 142 190 198 246 280 288 298 300 312 322 388
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 388
Found by: xii5ku
db: batch=78, k=18, 66 10 12 2 10 8 34 48 8
dn: 0 66 10 12 2 10 8 34 48 8 48 34 8 10 2 12 10 66 (?)
an: 0 66 76 88 90 100 108 142 190 198 246 280 288 298 300 312 322 388
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 388
Found by: xii5ku
db: batch=78, k=18, 66 10 12 2 10 8 34 48 8
| TPT(14) | 1531257244669486751 | 0 2 30 32 48 50 60 62 138 140 156 158 198 200 | -1136327774510 |
| STPT(10) | 1531257679577463749 | 0 2 18 20 30 32 42 44 60 62 | -701419797512 |
| SPT(16) | 1531257820137111757 | 0 4 42 54 64 166 214 246 280 312 360 462 472 484 522 526 | -560860149504 |
| TPT(14) | 1531257886369857197 | 0 2 60 62 102 104 114 116 192 194 222 224 312 314 | -494627404064 |
| STPT(10) | 1531258147462405247 | 0 2 30 32 42 44 54 56 84 86 | -233534856014 |
| STPT(10) | 1531258286848178459 | 0 2 18 20 30 32 42 44 60 62 | -94149082802 |
| SPT(16) | 1531258944862551739 | 0 18 24 60 64 84 108 118 120 130 154 174 178 214 220 238 | 563865290478 |
| SPT(16) | 1531258951263422893 | 0 54 114 150 208 226 238 250 264 276 288 306 364 400 460 514 | 570266161632 |
| SPT(16) | 1531259643474441371 | 0 66 80 86 98 108 116 152 156 192 200 210 222 228 242 308 | 1262477180110 |
| SPT(16) | 1531259724623124557 | 0 20 54 84 122 146 276 306 320 350 480 504 542 572 606 626 | 1343625863296 |
| STPT(10) | 1531259924119436237 | 0 2 24 26 42 44 60 62 84 86 | 1543122174976 |
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