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Prime Tuple Database
Prime p0= 1230856507681700129 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 38 4 18 20 4 26 124 14 10 26 10 14 124 26 4 20 18 4 38 (?)
an: 0 38 42 60 80 84 110 234 248 258 284 294 308 432 458 462 482 500 504 542
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 542
Found by: Cruncher Pete
db: batch=77, k=20, 38 4 18 20 4 26 124 14 10 26
dn: 0 38 4 18 20 4 26 124 14 10 26 10 14 124 26 4 20 18 4 38 (?)
an: 0 38 42 60 80 84 110 234 248 258 284 294 308 432 458 462 482 500 504 542
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 542
Found by: Cruncher Pete
db: batch=77, k=20, 38 4 18 20 4 26 124 14 10 26
| STPT(10) | 1230855417471563579 | 0 2 48 50 90 92 132 134 180 182 | -1090210136550 |
| STPT(10) | 1230855671391509489 | 0 2 18 20 30 32 42 44 60 62 | -836290190640 |
| STPT(10) | 1230856064297648597 | 0 2 30 32 42 44 54 56 84 86 | -443384051532 |
| SPT(16) | 1230856161153602057 | 0 50 92 116 176 204 242 246 320 324 362 390 450 474 516 566 | -346528098072 |
| STPT(10) | 1230856374599911427 | 0 2 30 32 42 44 54 56 84 86 | -133081788702 |
| STPT(10) | 1230856483526576507 | 0 2 30 32 42 44 54 56 84 86 | -24155123622 |
| SPT(18) | 1230856509574108913 | 0 60 96 144 150 158 198 216 228 236 248 266 306 314 320 368 404 464 | 1892408784 |
| TPT(14) | 1230856555049262389 | 0 2 42 44 78 80 108 110 132 134 138 140 180 182 | 47367562260 |
| STPT(10) | 1230857091335504819 | 0 2 18 20 30 32 42 44 60 62 | 583653804690 |
| SPT(16) | 1230857131974818041 | 0 52 70 102 108 168 192 196 222 226 250 310 316 348 366 418 | 624293117912 |
| STPT(10) | 1230857245479060767 | 0 2 12 14 42 44 72 74 84 86 | 737797360638 |
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