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Prime Tuple Database
Prime p0= 686691243130620881 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 2 18 12 6 42 22 26 4 18 98 18 4 26 22 42 6 12 18 2 (?)
an: 0 2 20 32 38 80 102 128 132 150 248 266 270 296 318 360 366 378 396 398
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 398
Found by: Ralfy
db: batch=72, k=20, 2 18 12 6 42 22 26 4 18 98
dn: 0 2 18 12 6 42 22 26 4 18 98 18 4 26 22 42 6 12 18 2 (?)
an: 0 2 20 32 38 80 102 128 132 150 248 266 270 296 318 360 366 378 396 398
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 398
Found by: Ralfy
db: batch=72, k=20, 2 18 12 6 42 22 26 4 18 98
| TPT(12) | 686690904368923667 | 0 2 42 44 90 92 132 134 174 176 204 206 | -338761697214 |
| TPT(12) | 686690961796859009 | 0 2 12 14 48 50 72 74 102 104 132 134 | -281333761872 |
| TPT(12) | 686691075717701081 | 0 2 60 62 66 68 108 110 186 188 240 242 | -167412919800 |
| TPT(12) | 686691086838676811 | 0 2 48 50 90 92 126 128 246 248 258 260 | -156291944070 |
| STPT(10) | 686691154399795211 | 0 2 6 8 18 20 30 32 36 38 | -88730825670 |
| TPT(12) | 686691237001795469 | 0 2 78 80 210 212 300 302 318 320 378 380 | -6128825412 |
| TPT(12) | 686691410801883239 | 0 2 18 20 30 32 42 44 132 134 198 200 | 167671262358 |
| TPT(12) | 686691454270533641 | 0 2 96 98 138 140 156 158 180 182 210 212 | 211139912760 |
| TPT(12) | 686691522744092609 | 0 2 18 20 30 32 72 74 102 104 168 170 | 279613471728 |
| TPT(12) | 686691726295771739 | 0 2 72 74 102 104 180 182 240 242 312 314 | 483165150858 |
| TPT(12) | 686691743729754869 | 0 2 72 74 120 122 150 152 240 242 318 320 | 500599133988 |
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