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Prime Tuple Database
Prime p0= 1897783111101301423 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 6 22 18 2 66 10 6 20 10 74 10 20 6 10 66 2 18 22 6 (?)
an: 0 6 28 46 48 114 124 130 150 160 234 244 264 270 280 346 348 366 388 394
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 394
Found by: Donn Pike (USAF Ret)
db: batch=79, k=20, 6 22 18 2 66 10 6 20 10 74
dn: 0 6 22 18 2 66 10 6 20 10 74 10 20 6 10 66 2 18 22 6 (?)
an: 0 6 28 46 48 114 124 130 150 160 234 244 264 270 280 346 348 366 388 394
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 394
Found by: Donn Pike (USAF Ret)
db: batch=79, k=20, 6 22 18 2 66 10 6 20 10 74
| SPT(16) | 1897782042553836073 | 0 10 40 90 118 166 174 186 238 250 258 306 334 384 414 424 | -1068547465350 |
| SPT(16) | 1897782072529042841 | 0 12 32 126 170 198 228 242 246 260 290 318 362 456 476 488 | -1038572258582 |
| SPT(16) | 1897782325945085857 | 0 6 34 40 96 106 132 186 190 244 270 280 336 342 370 376 | -785156215566 |
| TPT(14) | 1897782434674507739 | 0 2 72 74 78 80 282 284 360 362 378 380 402 404 | -676426793684 |
| SPT(16) | 1897782485618489927 | 0 32 36 66 72 86 90 140 276 326 330 344 350 380 384 416 | -625482811496 |
| STPT(10) | 1897782991467800189 | 0 2 18 20 30 32 42 44 60 62 | -119633501234 |
| SPT(16) | 1897783329118413301 | 0 12 22 28 42 52 66 112 186 232 246 256 270 276 286 298 | 218017111878 |
| STPT(10) | 1897783491836595887 | 0 2 30 32 42 44 54 56 84 86 | 380735294464 |
| STPT(10) | 1897783808782366259 | 0 2 18 20 30 32 42 44 60 62 | 697681064836 |
| STPT(10) | 1897784203799464229 | 0 2 18 20 30 32 42 44 60 62 | 1092698162806 |
| STPT(10) | 1897785360587938499 | 0 2 18 20 30 32 42 44 60 62 | 2249486637076 |
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