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Prime Tuple Database
Prime p0= 1890447171584976457 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 12 34 20 18 36 66 4 2 24 34 24 2 4 66 36 18 20 34 12 (?)
an: 0 12 46 66 84 120 186 190 192 216 250 274 276 280 346 382 400 420 454 466
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 466
Found by: ladmo
db: batch=79, k=20, 12 34 20 18 36 66 4 2 24 34
dn: 0 12 34 20 18 36 66 4 2 24 34 24 2 4 66 36 18 20 34 12 (?)
an: 0 12 46 66 84 120 186 190 192 216 250 274 276 280 346 382 400 420 454 466
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 466
Found by: ladmo
db: batch=79, k=20, 12 34 20 18 36 66 4 2 24 34
| SPT(16) | 1890446043666656843 | 0 6 20 24 50 56 90 98 156 164 198 204 230 234 248 254 | -1127918319614 |
| SPT(16) | 1890446086330902017 | 0 14 30 42 54 84 114 164 210 260 290 320 332 344 360 374 | -1085254074440 |
| STPT(10) | 1890446298982399967 | 0 2 12 14 42 44 72 74 84 86 | -872602576490 |
| STPT(10) | 1890446480127889589 | 0 2 42 44 90 92 138 140 180 182 | -691457086868 |
| STPT(10) | 1890446839287419207 | 0 2 90 92 132 134 174 176 264 266 | -332297557250 |
| STPT(10) | 1890446949295760027 | 0 2 30 32 42 44 54 56 84 86 | -222289216430 |
| TPT(14) | 1890447468222662801 | 0 2 156 158 168 170 270 272 348 350 390 392 438 440 | 296637686344 |
| SPT(16) | 1890447816124954993 | 0 54 60 64 84 96 124 156 214 246 274 286 306 310 316 370 | 644539978536 |
| SPT(16) | 1890448316354917003 | 0 6 18 28 40 136 138 168 178 208 210 306 318 328 340 346 | 1144769940546 |
| SPT(16) | 1890448408607421623 | 0 30 74 126 134 140 176 198 296 318 354 360 368 420 464 494 | 1237022445166 |
| SPT(18) | 1890448440708476797 | 0 4 12 42 64 96 120 136 150 166 180 196 220 252 274 304 312 316 | 1269123500340 |
©2024 Tomáš Brada