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Prime Tuple Database
Prime p0= 1988908789035143821 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 28 12 2 30 24 12 4 18 8 18 4 12 24 30 2 12 28 (?)
an: 0 28 40 42 72 96 108 112 130 138 156 160 172 196 226 228 240 268
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 268
Found by: Orange Kid
db: batch=80, k=18, 28 12 2 30 24 12 4 18 8
dn: 0 28 12 2 30 24 12 4 18 8 18 4 12 24 30 2 12 28 (?)
an: 0 28 40 42 72 96 108 112 130 138 156 160 172 196 226 228 240 268
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 268
Found by: Orange Kid
db: batch=80, k=18, 28 12 2 30 24 12 4 18 8
| SPT(16) | 1988907481944484939 | 0 4 12 18 52 70 78 82 90 94 102 120 154 160 168 172 | -1307090658882 |
| SPT(16) | 1988907518441540387 | 0 42 54 62 80 92 110 162 194 246 264 276 294 302 314 356 | -1270593603434 |
| SPT(16) | 1988907726912453383 | 0 36 44 50 56 114 116 138 326 348 350 408 414 420 428 464 | -1062122690438 |
| STPT(10) | 1988907864669771047 | 0 2 30 32 60 62 90 92 120 122 | -924365372774 |
| STPT(10) | 1988908363695401969 | 0 2 18 20 30 32 42 44 60 62 | -425339741852 |
| STPT(10) | 1988908706240625941 | 0 2 36 38 78 80 120 122 156 158 | -82794517880 |
| SPT(16) | 1988908807198144037 | 0 6 20 66 90 96 150 164 192 206 260 266 290 336 350 356 | 18163000216 |
| SPT(16) | 1988909169473624107 | 0 10 30 94 120 132 136 154 162 180 184 196 222 286 306 316 | 380438480286 |
| STPT(10) | 1988909260216367261 | 0 2 48 50 108 110 168 170 216 218 | 471181223440 |
| STPT(10) | 1988909733112714847 | 0 2 30 32 42 44 54 56 84 86 | 944077571026 |
| SPT(16) | 1988910777882842977 | 0 4 30 60 64 72 100 144 202 246 274 282 286 316 342 346 | 1988847699156 |
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