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Prime Tuple Database
Prime p0= 2216495343550107821 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 36 2 12 30 22 18 18 48 56 48 18 18 22 30 12 2 36 (?)
an: 0 36 38 50 80 102 120 138 186 242 290 308 326 348 378 390 392 428
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Penguin
db: batch=81, k=18, 36 2 12 30 22 18 18 48 56
dn: 0 36 2 12 30 22 18 18 48 56 48 18 18 22 30 12 2 36 (?)
an: 0 36 38 50 80 102 120 138 186 242 290 308 326 348 378 390 392 428
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Penguin
db: batch=81, k=18, 36 2 12 30 22 18 18 48 56
| SPT(16) | 2216494598327735729 | 0 20 68 72 98 128 132 134 168 170 174 204 230 234 282 302 | -745222372092 |
| STPT(10) | 2216494691166025997 | 0 2 24 26 42 44 60 62 84 86 | -652384081824 |
| SPT(20) | 2216494738398312797 | 0 6 62 122 132 144 150 200 204 210 266 272 276 326 332 344 354 414 470 476 | -605151795024 |
| STPT(10) | 2216494793937949697 | 0 2 12 14 42 44 72 74 84 86 | -549612158124 |
| SPT(16) | 2216494915566726581 | 0 2 8 20 36 50 68 72 146 150 168 182 198 210 216 218 | -427983381240 |
| TPT(14) | 2216495260879551791 | 0 2 18 20 138 140 198 200 270 272 276 278 336 338 | -82670556030 |
| STPT(10) | 2216496341112559547 | 0 2 30 32 42 44 54 56 84 86 | 997562451726 |
| STPT(10) | 2216496497291072987 | 0 2 12 14 42 44 72 74 84 86 | 1153740965166 |
| STPT(12) | 2216496740118451277 | 0 2 12 14 54 56 60 62 102 104 114 116 | 1396568343456 |
| STPT(10) | 2216496999982092299 | 0 2 42 44 90 92 138 140 180 182 | 1656431984478 |
| SPT(16) | 2216497649657074451 | 0 48 78 108 128 132 218 222 248 252 338 342 362 392 422 470 | 2306106966630 |
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