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Prime Tuple Database
Prime p0= 2540391015145012567 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 42 28 6 38 12 28 26 16 18 8 18 16 26 28 12 38 6 28 42 (?)
an: 0 42 70 76 114 126 154 180 196 214 222 240 256 282 310 322 360 366 394 436
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 436
Found by: [SG-FC] hl
db: batch=82, k=20, 42 28 6 38 12 28 26 16 18 8
dn: 0 42 28 6 38 12 28 26 16 18 8 18 16 26 28 12 38 6 28 42 (?)
an: 0 42 70 76 114 126 154 180 196 214 222 240 256 282 310 322 360 366 394 436
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 436
Found by: [SG-FC] hl
db: batch=82, k=20, 42 28 6 38 12 28 26 16 18 8
| SPT(16) | 2540389080002908619 | 0 8 38 72 114 122 144 150 182 188 210 218 260 294 324 332 | -1935142103948 |
| STPT(10) | 2540389367633560769 | 0 2 18 20 30 32 42 44 60 62 | -1647511451798 |
| STPT(10) | 2540389855765527119 | 0 2 48 50 90 92 132 134 180 182 | -1159379485448 |
| STPT(10) | 2540389901028813437 | 0 2 90 92 102 104 114 116 204 206 | -1114116199130 |
| SPT(16) | 2540390189057446373 | 0 8 18 20 48 86 126 156 200 230 270 308 336 338 348 356 | -826087566194 |
| SPT(16) | 2540390894848131953 | 0 8 26 50 56 68 138 140 144 146 216 228 234 258 276 284 | -120296880614 |
| STPT(10) | 2540391063628437161 | 0 2 6 8 18 20 30 32 36 38 | 48483424594 |
| STPT(10) | 2540391254414949779 | 0 2 18 20 30 32 42 44 60 62 | 239269937212 |
| STPT(10) | 2540391750303975707 | 0 2 42 44 72 74 102 104 144 146 | 735158963140 |
| SPT(16) | 2540392025079048541 | 0 18 42 70 78 120 136 142 156 162 178 220 228 256 280 298 | 1009934035974 |
| SPT(16) | 2540392602034948597 | 0 40 70 84 96 172 202 216 250 264 294 370 382 396 426 466 | 1586889936030 |
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