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Prime Tuple Database
Prime p0= 2021118943505145217 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 30 22 42 42 18 2 30 40 44 40 30 2 18 42 42 22 30 (?)
an: 0 30 52 94 136 154 156 186 226 270 310 340 342 360 402 444 466 496
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 496
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=18, 30 22 42 42 18 2 30 40 44
dn: 0 30 22 42 42 18 2 30 40 44 40 30 2 18 42 42 22 30 (?)
an: 0 30 52 94 136 154 156 186 226 270 310 340 342 360 402 444 466 496
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 496
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=18, 30 22 42 42 18 2 30 40 44
| SPT(16) | 2021117754886454047 | 0 6 24 70 90 106 136 222 244 330 360 376 396 442 460 466 | -1188618691170 |
| STPT(10) | 2021118018503756927 | 0 2 30 32 42 44 54 56 84 86 | -925001388290 |
| STPT(10) | 2021118143079053969 | 0 2 18 20 30 32 42 44 60 62 | -800426091248 |
| SPT(16) | 2021118749734749503 | 0 18 38 56 60 80 108 116 138 146 174 194 198 216 236 254 | -193770395714 |
| TPT(14) | 2021118858584884439 | 0 2 12 14 108 110 252 254 300 302 342 344 390 392 | -84920260778 |
| STPT(10) | 2021118928101663389 | 0 2 18 20 30 32 42 44 60 62 | -15403481828 |
| STPT(10) | 2021119084477599311 | 0 2 6 8 18 20 30 32 36 38 | 140972454094 |
| STPT(10) | 2021119124746059971 | 0 2 6 8 48 50 90 92 96 98 | 181240914754 |
| STPT(10) | 2021119172300200769 | 0 2 18 20 30 32 42 44 60 62 | 228795055552 |
| STPT(10) | 2021119540938828431 | 0 2 6 8 48 50 90 92 96 98 | 597433683214 |
| STPT(10) | 2021119786410297191 | 0 2 90 92 108 110 126 128 216 218 | 842905151974 |
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