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Prime Tuple Database
Prime p0= 2121958722254437459 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 4 20 40 20 10 14 54 16 26 16 54 14 10 20 40 20 4 (?)
an: 0 4 24 64 84 94 108 162 178 204 220 274 288 298 318 358 378 382
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 382
Found by: matsu_pl
db: batch=80, k=18, 4 20 40 20 10 14 54 16 26
dn: 0 4 20 40 20 10 14 54 16 26 16 54 14 10 20 40 20 4 (?)
an: 0 4 24 64 84 94 108 162 178 204 220 274 288 298 318 358 378 382
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 382
Found by: matsu_pl
db: batch=80, k=18, 4 20 40 20 10 14 54 16 26
| SPT(16) | 2121957950781622363 | 0 40 70 114 124 156 168 186 208 226 238 270 280 324 354 394 | -771472815096 |
| STPT(10) | 2121957968446009961 | 0 2 36 38 78 80 120 122 156 158 | -753808427498 |
| SPT(16) | 2121958206849861563 | 0 14 54 60 68 80 96 198 236 338 354 366 374 380 420 434 | -515404575896 |
| STPT(10) | 2121958473729564317 | 0 2 12 14 42 44 72 74 84 86 | -248524873142 |
| TPT(14) | 2121958603803455447 | 0 2 42 44 60 62 84 86 120 122 294 296 330 332 | -118450982012 |
| STPT(10) | 2121958719791366549 | 0 2 18 20 30 32 42 44 60 62 | -2463070910 |
| STPT(10) | 2121959373332163941 | 0 2 36 38 78 80 120 122 156 158 | 651077726482 |
| STPT(10) | 2121960150768871661 | 0 2 66 68 108 110 150 152 216 218 | 1428514434202 |
| TPT(14) | 2121960258463967921 | 0 2 18 20 60 62 96 98 306 308 348 350 366 368 | 1536209530462 |
| SPT(18) | 2121960267718312687 | 0 30 54 64 72 96 180 190 196 240 246 256 340 364 372 382 406 436 | 1545463875228 |
| STPT(10) | 2121961173663070799 | 0 2 12 14 90 92 168 170 180 182 | 2451408633340 |
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