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Prime Tuple Database
Prime p0= 2561217338588865883 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 10 26 34 6 32 46 26 30 34 30 26 46 32 6 34 26 10 (?)
an: 0 10 36 70 76 108 154 180 210 244 274 300 346 378 384 418 444 454
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 454
Found by: conf [MM]
db: batch=82, k=18, 10 26 34 6 32 46 26 30 34
dn: 0 10 26 34 6 32 46 26 30 34 30 26 46 32 6 34 26 10 (?)
an: 0 10 36 70 76 108 154 180 210 244 274 300 346 378 384 418 444 454
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 454
Found by: conf [MM]
db: batch=82, k=18, 10 26 34 6 32 46 26 30 34
| SPT(16) | 2561216510983920331 | 0 12 58 72 150 156 166 168 190 192 202 208 286 300 346 358 | -827604945552 |
| STPT(10) | 2561216726598114881 | 0 2 6 8 18 20 30 32 36 38 | -611990751002 |
| STPT(10) | 2561216990638171379 | 0 2 48 50 90 92 132 134 180 182 | -347950694504 |
| SPT(16) | 2561217028210015867 | 0 30 66 84 126 130 132 136 150 154 156 160 202 220 256 286 | -310378850016 |
| TPT(14) | 2561217249462167501 | 0 2 30 32 60 62 78 80 126 128 168 170 186 188 | -89126698382 |
| SPT(16) | 2561217314489119621 | 0 30 52 70 126 192 202 286 612 696 706 772 828 846 868 898 | -24099746262 |
| STPT(10) | 2561217363567405239 | 0 2 48 50 90 92 132 134 180 182 | 24978539356 |
| SPT(16) | 2561217520922548067 | 0 20 30 42 54 56 110 126 170 186 240 242 254 266 276 296 | 182333682184 |
| STPT(10) | 2561217584993080859 | 0 2 18 20 30 32 42 44 60 62 | 246404214976 |
| TPT(14) | 2561217627839693111 | 0 2 18 20 48 50 90 92 120 122 198 200 258 260 | 289250827228 |
| TPT(14) | 2561218136019362969 | 0 2 30 32 42 44 48 50 90 92 120 122 132 134 | 797430497086 |
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