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Prime Tuple Database
Prime p0= 1551806463931061629 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 4 8 30 22 36 2 12 10 18 68 18 10 12 2 36 22 30 8 4 (?)
an: 0 4 12 42 64 100 102 114 124 142 210 228 238 250 252 288 310 340 348 352
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 352
Found by: xii5ku
db: batch=78, k=20, 4 8 30 22 36 2 12 10 18 68
dn: 0 4 8 30 22 36 2 12 10 18 68 18 10 12 2 36 22 30 8 4 (?)
an: 0 4 12 42 64 100 102 114 124 142 210 228 238 250 252 288 310 340 348 352
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 352
Found by: xii5ku
db: batch=78, k=20, 4 8 30 22 36 2 12 10 18 68
| STPT(10) | 1551804455229354437 | 0 2 42 44 72 74 102 104 144 146 | -2008701707192 |
| STPT(10) | 1551804885150277799 | 0 2 18 20 30 32 42 44 60 62 | -1578780783830 |
| STPT(10) | 1551805163992703831 | 0 2 30 32 78 80 126 128 156 158 | -1299938357798 |
| SPT(16) | 1551805561715645519 | 0 20 48 84 104 150 164 174 248 258 272 318 338 374 402 422 | -902215416110 |
| STPT(10) | 1551806142937190249 | 0 2 48 50 90 92 132 134 180 182 | -320993871380 |
| STPT(10) | 1551806436480616427 | 0 2 42 44 72 74 102 104 144 146 | -27450445202 |
| STPT(10) | 1551806983315875149 | 0 2 42 44 90 92 138 140 180 182 | 519384813520 |
| STPT(10) | 1551807407057808881 | 0 2 30 32 78 80 126 128 156 158 | 943126747252 |
| SPT(16) | 1551807968474046839 | 0 20 62 78 114 128 152 182 210 240 264 278 314 330 372 392 | 1504542985210 |
| STPT(10) | 1551808004815116017 | 0 2 30 32 72 74 114 116 144 146 | 1540884054388 |
| SPT(18) | 1551808398351664121 | 0 26 30 56 60 126 128 158 168 170 180 210 212 278 282 308 312 338 | 1934420602492 |
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