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Prime Tuple Database
Prime p0= 1531249046915224961 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 2 78 18 4 20 36 28 80 76 80 28 36 20 4 18 78 2 (?)
an: 0 2 80 98 102 122 158 186 266 342 422 450 486 506 510 528 606 608
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 608
Found by: xii5ku
db: batch=78, k=18, 2 78 18 4 20 36 28 80 76
dn: 0 2 78 18 4 20 36 28 80 76 80 28 36 20 4 18 78 2 (?)
an: 0 2 80 98 102 122 158 186 266 342 422 450 486 506 510 528 606 608
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 608
Found by: xii5ku
db: batch=78, k=18, 2 78 18 4 20 36 28 80 76
| SPT(16) | 1531247865936502027 | 0 34 54 90 94 132 136 150 226 240 244 282 286 322 342 376 | -1180978722934 |
| SPT(16) | 1531248068605562221 | 0 18 28 36 46 76 78 120 136 178 180 210 220 228 238 256 | -978309662740 |
| STPT(10) | 1531248401770320719 | 0 2 12 14 90 92 168 170 180 182 | -645144904242 |
| SPT(16) | 1531248466580685953 | 0 6 20 38 44 66 86 104 150 168 188 210 216 234 248 254 | -580334539008 |
| STPT(10) | 1531248689646904409 | 0 2 18 20 30 32 42 44 60 62 | -357268320552 |
| STPT(10) | 1531248806096167979 | 0 2 18 20 30 32 42 44 60 62 | -240819056982 |
| STPT(10) | 1531249216287667559 | 0 2 42 44 90 92 138 140 180 182 | 169372442598 |
| STPT(10) | 1531249491413241557 | 0 2 24 26 42 44 60 62 84 86 | 444498016596 |
| STPT(10) | 1531249716937592747 | 0 2 30 32 42 44 54 56 84 86 | 670022367786 |
| TPT(14) | 1531249758954554369 | 0 2 12 14 78 80 162 164 168 170 288 290 318 320 | 712039329408 |
| SPT(16) | 1531250082885683801 | 0 36 68 110 132 216 236 302 306 372 392 476 498 540 572 608 | 1035970458840 |
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