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Prime Tuple Database
Prime p0= 178891943675230031 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 42 18 42 18 38 24 10 6 2 88 2 6 10 24 38 18 42 18 42 (?)
an: 0 42 60 102 120 158 182 192 198 200 288 290 296 306 330 368 386 428 446 488
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: Frank [NT]
db: batch=67, k=20, 42 18 42 18 38 24 10 6 2 88
dn: 0 42 18 42 18 38 24 10 6 2 88 2 6 10 24 38 18 42 18 42 (?)
an: 0 42 60 102 120 158 182 192 198 200 288 290 296 306 330 368 386 428 446 488
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: Frank [NT]
db: batch=67, k=20, 42 18 42 18 38 24 10 6 2 88
| TPT(12) | 178891845541990169 | 0 2 78 80 120 122 180 182 198 200 222 224 | -98133239862 |
| SPT(14) | 178891901815750919 | 0 12 20 42 54 78 110 132 164 188 200 222 230 242 | -41859479112 |
| SPT(14) | 178891925474202247 | 0 24 46 60 84 126 132 214 220 262 286 300 322 346 | -18201027784 |
| SPT(14) | 178891929607688911 | 0 28 48 52 78 108 120 160 172 202 228 232 252 280 | -14067541120 |
| SPT(14) | 178891930858257653 | 0 26 54 80 84 164 168 176 180 260 264 290 318 344 | -12816972378 |
| SPT(14) | 178891931038725119 | 0 20 24 62 68 92 108 134 150 174 180 218 222 242 | -12636504912 |
| TPT(12) | 178891955553289019 | 0 2 18 20 60 62 150 152 192 194 198 200 | 11878058988 |
| SPT(14) | 178891980541974857 | 0 50 84 120 146 276 282 314 320 450 476 512 546 596 | 36866744826 |
| TPT(12) | 178892041495246139 | 0 2 30 32 90 92 168 170 210 212 240 242 | 97820016108 |
| SPT(14) | 178892047523198819 | 0 14 24 54 68 78 80 108 110 120 134 164 174 188 | 103847968788 |
| TPT(12) | 178892058589296461 | 0 2 6 8 36 38 78 80 120 122 168 170 | 114914066430 |
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