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Prime Tuple Database
Prime p0= 2909491137825028837 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 16 20 76 12 66 14 6 64 2 4 2 64 6 14 66 12 76 20 16 (?)
an: 0 16 36 112 124 190 204 210 274 276 280 282 346 352 366 432 444 520 540 556
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 556
Found by: Ben
db: batch=82, k=20, 16 20 76 12 66 14 6 64 2 4
dn: 0 16 20 76 12 66 14 6 64 2 4 2 64 6 14 66 12 76 20 16 (?)
an: 0 16 36 112 124 190 204 210 274 276 280 282 346 352 366 432 444 520 540 556
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 556
Found by: Ben
db: batch=82, k=20, 16 20 76 12 66 14 6 64 2 4
| SPT(16) | 2909490349123891249 | 0 10 22 30 54 84 112 120 184 192 220 250 274 282 294 304 | -788701137588 |
| STPT(10) | 2909490410427239669 | 0 2 18 20 30 32 42 44 60 62 | -727397789168 |
| TPT(14) | 2909490648734679131 | 0 2 66 68 126 128 150 152 258 260 276 278 288 290 | -489090349706 |
| STPT(10) | 2909490734634409769 | 0 2 18 20 30 32 42 44 60 62 | -403190619068 |
| SPT(18) | 2909490854649766427 | 0 74 102 110 122 234 236 260 266 270 276 300 302 414 426 434 462 536 | -283175262410 |
| SPT(16) | 2909490929300499871 | 0 28 46 78 82 96 126 148 150 172 202 216 220 252 270 298 | -208524528966 |
| SPT(16) | 2909491424837901193 | 0 64 66 76 78 114 118 136 138 156 160 196 198 208 210 274 | 287012872356 |
| STPT(10) | 2909491495635011471 | 0 2 30 32 60 62 90 92 120 122 | 357809982634 |
| TPT(14) | 2909491793968988279 | 0 2 30 32 78 80 102 104 162 164 210 212 228 230 | 656143959442 |
| SPT(16) | 2909491965117937483 | 0 84 160 186 208 250 256 364 390 498 504 546 568 594 670 754 | 827292908646 |
| STPT(10) | 2909492253051248867 | 0 2 30 32 72 74 114 116 144 146 | 1115226220030 |
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