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Prime Tuple Database
Prime p0= 1991539119991348523 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 18 12 8 28 8 82 20 142 20 82 8 28 8 12 18 (?)
an: 0 18 30 38 66 74 156 176 318 338 420 428 456 464 476 494
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 494
Found by: LCB001
db: batch=80, k=16, 18 12 8 28 8 82 20 142
dn: 0 18 12 8 28 8 82 20 142 20 82 8 28 8 12 18 (?)
an: 0 18 30 38 66 74 156 176 318 338 420 428 456 464 476 494
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 494
Found by: LCB001
db: batch=80, k=16, 18 12 8 28 8 82 20 142
| STPT(10) | 1991538370005944099 | 0 2 18 20 30 32 42 44 60 62 | -749985404424 |
| STPT(10) | 1991538595748414897 | 0 2 30 32 60 62 90 92 120 122 | -524242933626 |
| STPT(10) | 1991538639180127949 | 0 2 18 20 30 32 42 44 60 62 | -480811220574 |
| STPT(10) | 1991538661140800207 | 0 2 42 44 72 74 102 104 144 146 | -458850548316 |
| SPT(18) | 1991538820424578879 | 0 42 60 102 112 220 234 238 252 310 324 328 342 450 460 502 520 562 | -299566769644 |
| TPT(14) | 1991538881741619449 | 0 2 30 32 42 44 108 110 180 182 198 200 330 332 | -238249729074 |
| STPT(10) | 1991539455234164411 | 0 2 36 38 78 80 120 122 156 158 | 335242815888 |
| STPT(10) | 1991539511118875087 | 0 2 30 32 42 44 54 56 84 86 | 391127526564 |
| SPT(16) | 1991539615100313119 | 0 14 20 62 90 122 132 150 182 200 210 242 270 312 318 332 | 495108964596 |
| STPT(10) | 1991540281224261797 | 0 2 30 32 42 44 54 56 84 86 | 1161232913274 |
| SPT(16) | 1991540818559699347 | 0 66 96 136 154 162 174 220 276 322 334 342 360 400 430 496 | 1698568350824 |
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