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Prime Tuple Database
Prime p0= 1491455856053902859 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 2 40 8 4 38 6 30 24 28 24 30 6 38 4 8 40 2 (?)
an: 0 2 42 50 54 92 98 128 152 180 204 234 240 278 282 290 330 332
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 332
Found by: Theadalus
db: batch=78, k=18, 2 40 8 4 38 6 30 24 28
dn: 0 2 40 8 4 38 6 30 24 28 24 30 6 38 4 8 40 2 (?)
an: 0 2 42 50 54 92 98 128 152 180 204 234 240 278 282 290 330 332
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 332
Found by: Theadalus
db: batch=78, k=18, 2 40 8 4 38 6 30 24 28
| SPT(16) | 1491454852494407291 | 0 18 36 38 60 108 116 128 150 162 170 218 240 242 260 278 | -1003559495568 |
| STPT(10) | 1491455015083632197 | 0 2 30 32 42 44 54 56 84 86 | -840970270662 |
| SPT(16) | 1491455056033025687 | 0 6 42 74 84 132 156 164 192 200 224 272 282 314 350 356 | -800020877172 |
| SPT(16) | 1491455146267813373 | 0 48 80 188 206 234 236 246 308 318 320 348 366 474 506 554 | -709786089486 |
| TPT(14) | 1491455698177556819 | 0 2 12 14 78 80 108 110 120 122 198 200 222 224 | -157876346040 |
| SPT(16) | 1491455723521785443 | 0 14 24 50 86 116 126 144 146 164 174 204 240 266 276 290 | -132532117416 |
| STPT(10) | 1491456028212177359 | 0 2 12 14 90 92 168 170 180 182 | 172158274500 |
| SPT(16) | 1491456396113723539 | 0 10 54 142 174 198 220 244 258 282 304 328 360 448 492 502 | 540059820680 |
| STPT(12) | 1491456465940419059 | 0 2 30 32 42 44 168 170 180 182 210 212 | 609886516200 |
| STPT(10) | 1491456472561242371 | 0 2 30 32 60 62 90 92 120 122 | 616507339512 |
| SPT(16) | 1491456529890308677 | 0 42 72 76 100 132 156 160 192 196 220 252 276 280 310 352 | 673836405818 |
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