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Prime Tuple Database
Prime p0= 1999415532175259591 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 2 40 56 22 50 52 18 2 4 2 18 52 50 22 56 40 2 (?)
an: 0 2 42 98 120 170 222 240 242 246 248 266 318 368 390 446 486 488
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: TheKillerChicken
db: batch=80, k=18, 2 40 56 22 50 52 18 2 4
dn: 0 2 40 56 22 50 52 18 2 4 2 18 52 50 22 56 40 2 (?)
an: 0 2 42 98 120 170 222 240 242 246 248 266 318 368 390 446 486 488
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: TheKillerChicken
db: batch=80, k=18, 2 40 56 22 50 52 18 2 4
| STPT(10) | 1999414141577885717 | 0 2 24 26 42 44 60 62 84 86 | -1390597373874 |
| STPT(10) | 1999414375418225999 | 0 2 48 50 60 62 72 74 120 122 | -1156757033592 |
| SPT(16) | 1999414629618170497 | 0 40 42 66 90 120 132 160 222 250 262 292 316 340 342 382 | -902557089094 |
| STPT(10) | 1999414708229611469 | 0 2 18 20 30 32 42 44 60 62 | -823945648122 |
| STPT(10) | 1999415472326911097 | 0 2 30 32 42 44 54 56 84 86 | -59848348494 |
| TPT(14) | 1999415497952304431 | 0 2 18 20 150 152 156 158 198 200 228 230 306 308 | -34222955160 |
| TPT(14) | 1999416639498563981 | 0 2 66 68 126 128 168 170 258 260 300 302 390 392 | 1107323304390 |
| STPT(10) | 1999416940406441999 | 0 2 42 44 60 62 78 80 120 122 | 1408231182408 |
| SPT(16) | 1999417231046083237 | 0 12 16 42 46 96 100 114 142 156 160 210 214 240 244 256 | 1698870823646 |
| STPT(10) | 1999417263141360497 | 0 2 30 32 42 44 54 56 84 86 | 1730966100906 |
| STPT(10) | 1999417362818368301 | 0 2 6 8 48 50 90 92 96 98 | 1830643108710 |
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