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Prime Tuple Database
Prime p0= 521121773989472221 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 12 4 14 30 22 8 40 2 10 14 10 2 40 8 22 30 14 4 12 (?)
an: 0 12 16 30 60 82 90 130 132 142 156 166 168 208 216 238 268 282 286 298
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 298
Found by: Fernando Miguel
db: batch=51, k=20, 12 4 14 30 22 8 40 2 10 14
dn: 0 12 4 14 30 22 8 40 2 10 14 10 2 40 8 22 30 14 4 12 (?)
an: 0 12 16 30 60 82 90 130 132 142 156 166 168 208 216 238 268 282 286 298
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 298
Found by: Fernando Miguel
db: batch=51, k=20, 12 4 14 30 22 8 40 2 10 14
| TPT(12) | 521121684578406347 | 0 2 174 176 270 272 384 386 480 482 504 506 | -89411065874 |
| SPT(14) | 521121692297433653 | 0 44 48 56 74 98 104 180 186 210 228 236 240 284 | -81692038568 |
| SPT(14) | 521121719973613051 | 0 16 18 28 60 96 112 126 142 178 210 220 222 238 | -54015859170 |
| SPT(14) | 521121724864188913 | 0 48 78 106 114 124 126 148 150 160 168 196 226 274 | -49125283308 |
| SPT(14) | 521121735790406147 | 0 12 26 56 60 90 96 140 146 176 180 210 224 236 | -38199066074 |
| SPT(14) | 521121756282860633 | 0 8 108 140 186 206 216 218 228 248 294 326 426 434 | -17706611588 |
| SPT(14) | 521121822785598043 | 0 18 60 78 94 168 210 214 256 330 346 364 406 424 | 48796125822 |
| SPT(14) | 521121825075595483 | 0 6 24 28 48 64 94 120 150 166 186 190 208 214 | 51086123262 |
| SPT(14) | 521121827623031347 | 0 16 30 60 84 130 136 144 150 196 220 250 264 280 | 53633559126 |
| SPT(14) | 521121867019773293 | 0 108 126 140 164 180 200 204 224 240 264 278 296 404 | 93030301072 |
| SPT(14) | 521121908704002511 | 0 12 42 52 70 90 96 136 142 162 180 190 220 232 | 134714530290 |
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