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Prime Tuple Database
Prime p0= 1222657780178784133 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 16 2 10 36 20 42 4 26 42 28 42 26 4 42 20 36 10 2 16 (?)
an: 0 16 18 28 64 84 126 130 156 198 226 268 294 298 340 360 396 406 408 424
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 424
Found by: Sergey Kovalchuk
db: batch=77, k=20, 16 2 10 36 20 42 4 26 42 28
dn: 0 16 2 10 36 20 42 4 26 42 28 42 26 4 42 20 36 10 2 16 (?)
an: 0 16 18 28 64 84 126 130 156 198 226 268 294 298 340 360 396 406 408 424
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 424
Found by: Sergey Kovalchuk
db: batch=77, k=20, 16 2 10 36 20 42 4 26 42 28
| STPT(10) | 1222657211879671829 | 0 2 48 50 60 62 72 74 120 122 | -568299112304 |
| SPT(16) | 1222657304010475211 | 0 26 36 68 72 90 138 140 168 170 218 236 240 272 282 308 | -476168308922 |
| STPT(10) | 1222657458031925471 | 0 2 6 8 48 50 90 92 96 98 | -322146858662 |
| SPT(16) | 1222657597514398819 | 0 22 28 30 64 78 90 100 132 142 154 168 202 204 210 232 | -182664385314 |
| STPT(10) | 1222657687812843167 | 0 2 12 14 42 44 72 74 84 86 | -92365940966 |
| TPT(14) | 1222657765192044287 | 0 2 42 44 54 56 150 152 192 194 252 254 330 332 | -14986739846 |
| STPT(10) | 1222657998171706301 | 0 2 6 8 18 20 30 32 36 38 | 217992922168 |
| STPT(12) | 1222658059411159739 | 0 2 12 14 42 44 60 62 90 92 102 104 | 279232375606 |
| STPT(10) | 1222658098090477229 | 0 2 18 20 30 32 42 44 60 62 | 317911693096 |
| STPT(10) | 1222658241445173341 | 0 2 6 8 48 50 90 92 96 98 | 461266389208 |
| SPT(16) | 1222658650505789179 | 0 18 40 42 70 72 124 154 198 228 280 282 310 312 334 352 | 870327005046 |
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