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Prime Tuple Database
Prime p0= 1506266290231721687 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 12 20 10 14 4 26 34 6 6 8 6 6 34 26 4 14 10 20 12 (?)
an: 0 12 32 42 56 60 86 120 126 132 140 146 152 186 212 216 230 240 260 272
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 272
Found by: UBT - Timbo
db: batch=78, k=20, 12 20 10 14 4 26 34 6 6 8
dn: 0 12 20 10 14 4 26 34 6 6 8 6 6 34 26 4 14 10 20 12 (?)
an: 0 12 32 42 56 60 86 120 126 132 140 146 152 186 212 216 230 240 260 272
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 272
Found by: UBT - Timbo
db: batch=78, k=20, 12 20 10 14 4 26 34 6 6 8
| STPT(10) | 1506265339528905479 | 0 2 18 20 30 32 42 44 60 62 | -950702816208 |
| STPT(10) | 1506265537675787459 | 0 2 18 20 30 32 42 44 60 62 | -752555934228 |
| STPT(12) | 1506265553119027187 | 0 2 12 14 54 56 60 62 102 104 114 116 | -737112694500 |
| SPT(16) | 1506265599766020109 | 0 22 24 34 48 64 78 84 178 184 198 214 228 238 240 262 | -690465701578 |
| STPT(10) | 1506265888101879557 | 0 2 42 44 72 74 102 104 144 146 | -402129842130 |
| STPT(10) | 1506265961303505341 | 0 2 30 32 60 62 90 92 120 122 | -328928216346 |
| TPT(14) | 1506266822607088391 | 0 2 48 50 78 80 126 128 150 152 210 212 306 308 | 532375366704 |
| STPT(10) | 1506267068989085927 | 0 2 30 32 42 44 54 56 84 86 | 778757364240 |
| SPT(16) | 1506267276387454961 | 0 56 78 92 98 120 210 216 242 248 338 360 366 380 402 458 | 986155733274 |
| SPT(16) | 1506267687199156699 | 0 12 28 34 48 82 100 108 184 192 210 244 258 264 280 292 | 1396967435012 |
| SPT(18) | 1506268196094716261 | 0 12 18 72 86 96 110 132 158 210 236 258 272 282 296 350 356 368 | 1905862994574 |
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