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Prime Tuple Database
Prime p0= 1538851494964098071 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 8 4 54 36 68 36 22 12 8 12 22 36 68 36 54 4 8 (?)
an: 0 8 12 66 102 170 206 228 240 248 260 282 318 386 422 476 480 488
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: biodoc
db: batch=78, k=18, 8 4 54 36 68 36 22 12 8
dn: 0 8 4 54 36 68 36 22 12 8 12 22 36 68 36 54 4 8 (?)
an: 0 8 12 66 102 170 206 228 240 248 260 282 318 386 422 476 480 488
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: biodoc
db: batch=78, k=18, 8 4 54 36 68 36 22 12 8
| SPT(16) | 1538850642148421321 | 0 12 20 32 98 102 152 168 170 186 236 240 306 318 326 338 | -852815676750 |
| STPT(10) | 1538850777361497557 | 0 2 24 26 42 44 60 62 84 86 | -717602600514 |
| STPT(10) | 1538851014011772677 | 0 2 60 62 72 74 84 86 144 146 | -480952325394 |
| STPT(10) | 1538851077934404887 | 0 2 30 32 120 122 210 212 240 242 | -417029693184 |
| STPT(10) | 1538851151466169529 | 0 2 18 20 30 32 42 44 60 62 | -343497928542 |
| SPT(16) | 1538851472409229091 | 0 2 12 60 68 72 138 150 170 182 248 252 260 308 318 320 | -22554868980 |
| STPT(10) | 1538851795707809909 | 0 2 18 20 30 32 42 44 60 62 | 300743711838 |
| SPT(16) | 1538851914322498753 | 0 4 54 106 120 126 136 150 190 204 214 220 234 286 336 340 | 419358400682 |
| TPT(14) | 1538851988400646991 | 0 2 66 68 120 122 126 128 156 158 240 242 360 362 | 493436548920 |
| SPT(13) | 1538852149708042627 | 0 30 42 72 90 120 162 204 234 252 282 294 324 | 654743944556 |
| SPT(16) | 1538852186973289627 | 0 36 40 54 136 154 246 252 274 280 372 390 472 486 490 526 | 692009191556 |
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