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Prime Tuple Database
Prime p0= 1538941452790236281 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 20 70 42 14 4 30 26 4 8 4 26 30 4 14 42 70 20 (?)
an: 0 20 90 132 146 150 180 206 210 218 222 248 278 282 296 338 408 428
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Icecold
db: batch=78, k=18, 20 70 42 14 4 30 26 4 8
dn: 0 20 70 42 14 4 30 26 4 8 4 26 30 4 14 42 70 20 (?)
an: 0 20 90 132 146 150 180 206 210 218 222 248 278 282 296 338 408 428
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 428
Found by: Icecold
db: batch=78, k=18, 20 70 42 14 4 30 26 4 8
| SPT(16) | 1538940303534501629 | 0 12 24 62 108 138 150 164 168 182 194 224 270 308 320 332 | -1149255734652 |
| STPT(10) | 1538940526161661289 | 0 2 42 44 60 62 78 80 120 122 | -926628574992 |
| STPT(10) | 1538940658009480511 | 0 2 30 32 60 62 90 92 120 122 | -794780755770 |
| SPT(16) | 1538940695303195221 | 0 46 52 78 102 120 130 160 228 258 268 286 310 336 342 388 | -757487041060 |
| STPT(10) | 1538941427807924687 | 0 2 30 32 42 44 54 56 84 86 | -24982311594 |
| STPT(10) | 1538941446280320527 | 0 2 30 32 42 44 54 56 84 86 | -6509915754 |
| STPT(10) | 1538942063098928009 | 0 2 18 20 30 32 42 44 60 62 | 610308691728 |
| STPT(10) | 1538942620731843071 | 0 2 96 98 108 110 120 122 216 218 | 1167941606790 |
| STPT(10) | 1538942835484372427 | 0 2 90 92 132 134 174 176 264 266 | 1382694136146 |
| SPT(16) | 1538943349985186507 | 0 42 60 62 92 102 116 126 140 150 164 174 204 206 224 266 | 1897194950226 |
| STPT(10) | 1538943449472464591 | 0 2 6 8 48 50 90 92 96 98 | 1996682228310 |
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