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Prime Tuple Database
Prime p0= 422175707282563291 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 22 8 28 8 22 18 20 36 4 86 4 36 20 18 22 8 28 8 22 (?)
an: 0 22 30 58 66 88 106 126 162 166 252 256 292 312 330 352 360 388 396 418
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 418
Found by: Cruncher Pete
db: batch=70, k=20, 22 8 28 8 22 18 20 36 4 86
dn: 0 22 8 28 8 22 18 20 36 4 86 4 36 20 18 22 8 28 8 22 (?)
an: 0 22 30 58 66 88 106 126 162 166 252 256 292 312 330 352 360 388 396 418
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 418
Found by: Cruncher Pete
db: batch=70, k=20, 22 8 28 8 22 18 20 36 4 86
| SPT(16) | 422175636015499357 | 0 4 6 54 76 132 136 160 186 210 214 270 292 340 342 346 | -71267063934 |
| SPT(16) | 422175639523099643 | 0 60 80 90 168 174 210 264 320 374 410 416 494 504 524 584 | -67759463648 |
| SPT(14) | 422175650553760409 | 0 38 78 80 92 104 122 150 168 180 192 194 234 272 | -56728802882 |
| SPT(14) | 422175651620258959 | 0 12 30 34 48 108 112 120 124 184 198 202 220 232 | -55662304332 |
| SPT(14) | 422175653490077953 | 0 6 16 46 58 88 96 118 126 156 168 198 208 214 | -53792485338 |
| SPT(14) | 422175657672925081 | 0 18 78 90 168 172 186 202 216 220 298 310 370 388 | -49609638210 |
| SPT(14) | 422175710620354759 | 0 12 18 22 24 40 54 118 132 148 150 154 160 172 | 3337791468 |
| SPT(14) | 422175717823728749 | 0 18 44 84 110 128 158 180 210 228 254 294 320 338 | 10541165458 |
| SPT(14) | 422175725934999409 | 0 10 18 48 52 102 120 202 220 270 274 304 312 322 | 18652436118 |
| SPT(14) | 422175736408879447 | 0 22 64 82 96 106 124 192 210 220 234 252 294 316 | 29126316156 |
| SPT(14) | 422175745928929019 | 0 32 42 48 54 62 98 114 150 158 164 170 180 212 | 38646365728 |
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