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Prime Tuple Database
Prime p0= 2180027955918122041 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 42 30 6 28 6 30 20 48 12 4 12 48 20 30 6 28 6 30 42 (?)
an: 0 42 72 78 106 112 142 162 210 222 226 238 286 306 336 342 370 376 406 448
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 448
Found by: ginga
db: batch=81, k=20, 42 30 6 28 6 30 20 48 12 4
dn: 0 42 30 6 28 6 30 20 48 12 4 12 48 20 30 6 28 6 30 42 (?)
an: 0 42 72 78 106 112 142 162 210 222 226 238 286 306 336 342 370 376 406 448
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 448
Found by: ginga
db: batch=81, k=20, 42 30 6 28 6 30 20 48 12 4
| SPT(16) | 2180025720545706739 | 0 4 12 18 58 70 102 112 210 220 252 264 304 310 318 322 | -2235372415302 |
| STPT(10) | 2180025759039007511 | 0 2 30 32 78 80 126 128 156 158 | -2196879114530 |
| SPT(16) | 2180026259088122267 | 0 54 140 170 176 180 194 210 296 312 326 330 336 366 452 506 | -1696829999774 |
| STPT(10) | 2180026713164574059 | 0 2 30 32 60 62 90 92 120 122 | -1242753547982 |
| STPT(10) | 2180027142123165089 | 0 2 18 20 30 32 42 44 60 62 | -813794956952 |
| SPT(16) | 2180027944481096497 | 0 12 36 54 76 102 120 132 154 166 184 210 232 250 274 286 | -11437025544 |
| SPT(16) | 2180027983629889847 | 0 6 20 24 26 42 72 104 132 164 194 210 212 216 230 236 | 27711767806 |
| SPT(16) | 2180028182593087987 | 0 4 12 24 30 34 72 90 94 112 150 154 160 172 180 184 | 226674965946 |
| SPT(16) | 2180028224097410933 | 0 24 38 108 110 126 158 168 176 186 218 234 236 306 320 344 | 268179288892 |
| STPT(10) | 2180028269780827337 | 0 2 84 86 132 134 180 182 264 266 | 313862705296 |
| STPT(10) | 2180028574951932119 | 0 2 18 20 30 32 42 44 60 62 | 619033810078 |
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