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Prime Tuple Database
Prime p0= 1993508096077161221 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 6 20 114 12 10 30 68 28 2 28 68 30 10 12 114 20 6 (?)
an: 0 6 26 140 152 162 192 260 288 290 318 386 416 426 438 552 572 578
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 578
Found by: LCB001
db: batch=80, k=18, 6 20 114 12 10 30 68 28 2
dn: 0 6 20 114 12 10 30 68 28 2 28 68 30 10 12 114 20 6 (?)
an: 0 6 26 140 152 162 192 260 288 290 318 386 416 426 438 552 572 578
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 578
Found by: LCB001
db: batch=80, k=18, 6 20 114 12 10 30 68 28 2
| STPT(10) | 1993507504912677461 | 0 2 36 38 78 80 120 122 156 158 | -591164483760 |
| STPT(12) | 1993507557897476897 | 0 2 24 26 84 86 90 92 150 152 174 176 | -538179684324 |
| STPT(10) | 1993507611320109761 | 0 2 30 32 60 62 90 92 120 122 | -484757051460 |
| SPT(16) | 1993507869140947969 | 0 40 54 90 102 112 118 132 250 264 270 280 292 328 342 382 | -226936213252 |
| STPT(10) | 1993507905553438031 | 0 2 6 8 18 20 30 32 36 38 | -190523723190 |
| SPT(16) | 1993507923513321049 | 0 18 42 70 108 118 130 162 328 360 372 382 420 448 472 490 | -172563840172 |
| STPT(10) | 1993508487473543039 | 0 2 18 20 30 32 42 44 60 62 | 391396381818 |
| STPT(10) | 1993508971802483951 | 0 2 6 8 48 50 90 92 96 98 | 875725322730 |
| STPT(10) | 1993509074381561687 | 0 2 30 32 42 44 54 56 84 86 | 978304400466 |
| SPT(13) | 1993509081395110561 | 0 18 42 72 78 192 240 288 402 408 438 462 480 | 985317949340 |
| STPT(10) | 1993509257045087627 | 0 2 24 26 42 44 60 62 84 86 | 1160967926406 |
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