Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /var/boincadm/prj/html/inc/boinc_db.inc on line 147
Prime Tuple Database
Prime p0= 1267886463538693517 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 12 24 44 22 54 38 60 40 68 40 60 38 54 22 44 24 12 (?)
an: 0 12 36 80 102 156 194 254 294 362 402 462 500 554 576 620 644 656
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 656
Found by: Megacruncher
db: batch=77, k=18, 12 24 44 22 54 38 60 40 68
dn: 0 12 24 44 22 54 38 60 40 68 40 60 38 54 22 44 24 12 (?)
an: 0 12 36 80 102 156 194 254 294 362 402 462 500 554 576 620 644 656
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 656
Found by: Megacruncher
db: batch=77, k=18, 12 24 44 22 54 38 60 40 68
| SPT(16) | 1267885685307075143 | 0 14 18 24 38 66 84 86 108 110 128 156 170 176 180 194 | -778231618374 |
| STPT(10) | 1267885975981387109 | 0 2 42 44 90 92 138 140 180 182 | -487557306408 |
| STPT(10) | 1267886130059671919 | 0 2 18 20 30 32 42 44 60 62 | -333479021598 |
| STPT(10) | 1267886268793435397 | 0 2 30 32 42 44 54 56 84 86 | -194745258120 |
| SPT(16) | 1267886297504533607 | 0 32 36 84 90 92 134 146 180 192 234 236 242 290 294 326 | -166034159910 |
| STPT(10) | 1267886402252233199 | 0 2 18 20 60 62 102 104 120 122 | -61286460318 |
| STPT(10) | 1267886634764247317 | 0 2 30 32 42 44 54 56 84 86 | 171225553800 |
| SPT(18) | 1267886692596016937 | 0 12 30 56 66 110 114 122 146 240 264 272 276 320 330 356 374 386 | 229057323420 |
| TPT(14) | 1267886898896151731 | 0 2 138 140 150 152 168 170 246 248 306 308 348 350 | 435357458214 |
| SPT(16) | 1267887097823341799 | 0 12 14 38 68 90 102 104 108 110 122 144 174 198 200 212 | 634284648282 |
| STPT(10) | 1267887526813207367 | 0 2 12 14 42 44 72 74 84 86 | 1063274513850 |
©2024 Tomáš Brada