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Prime Tuple Database
Prime p0= 2168632646584650221 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 42 26 18 34 8 4 6 14 4 14 6 4 8 34 18 26 42 (?)
an: 0 42 68 86 120 128 132 138 152 156 170 176 180 188 222 240 266 308
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 308
Found by: eclipse99
db: batch=81, k=18, 42 26 18 34 8 4 6 14 4
dn: 0 42 26 18 34 8 4 6 14 4 14 6 4 8 34 18 26 42 (?)
an: 0 42 68 86 120 128 132 138 152 156 170 176 180 188 222 240 266 308
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 308
Found by: eclipse99
db: batch=81, k=18, 42 26 18 34 8 4 6 14 4
| TPT(14) | 2168631573180714527 | 0 2 42 44 114 116 222 224 252 254 420 422 504 506 | -1073403935694 |
| STPT(10) | 2168631718863340499 | 0 2 18 20 30 32 42 44 60 62 | -927721309722 |
| SPT(16) | 2168631941814867241 | 0 10 40 58 100 126 136 166 282 312 322 348 390 408 438 448 | -704769782980 |
| SPT(16) | 2168631973565780743 | 0 10 16 48 118 130 144 174 220 250 264 276 346 378 384 394 | -673018869478 |
| STPT(10) | 2168631989618021897 | 0 2 12 14 72 74 132 134 144 146 | -656966628324 |
| STPT(10) | 2168632362071054849 | 0 2 12 14 30 32 48 50 60 62 | -284513595372 |
| TPT(14) | 2168632794027467039 | 0 2 42 44 270 272 282 284 312 314 318 320 360 362 | 147442816818 |
| STPT(10) | 2168632898360880269 | 0 2 48 50 90 92 132 134 180 182 | 251776230048 |
| STPT(10) | 2168633090022064571 | 0 2 6 8 48 50 90 92 96 98 | 443437414350 |
| STPT(10) | 2168633117168659151 | 0 2 6 8 48 50 90 92 96 98 | 470584008930 |
| STPT(10) | 2168633186036145947 | 0 2 30 32 42 44 54 56 84 86 | 539451495726 |
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