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Prime Tuple Database
Prime p0= 21361701238704523 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 6 22 72 38 22 36 8 4 2 34 2 4 8 36 22 38 72 22 6 (?)
an: 0 6 28 100 138 160 196 204 208 210 244 246 250 258 294 316 354 426 448 454
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 454
Found by: arkiss
db: batch=65, k=20, 6 22 72 38 22 36 8 4 2 34
dn: 0 6 22 72 38 22 36 8 4 2 34 2 4 8 36 22 38 72 22 6 (?)
an: 0 6 28 100 138 160 196 204 208 210 244 246 250 258 294 316 354 426 448 454
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 454
Found by: arkiss
db: batch=65, k=20, 6 22 72 38 22 36 8 4 2 34
| TPT(12) | 21361650896373839 | 0 2 60 62 102 104 132 134 198 200 228 230 | -50342330684 |
| SPT(14) | 21361660353821591 | 0 6 38 56 62 66 86 192 212 216 222 240 272 278 | -40884882932 |
| SPT(14) | 21361664940471017 | 0 32 44 50 66 92 96 140 144 170 186 192 204 236 | -36298233506 |
| SPT(14) | 21361678528446743 | 0 6 18 48 84 104 116 168 180 200 236 266 278 284 | -22710257780 |
| SPT(14) | 21361680253799317 | 0 54 64 126 154 210 232 354 376 432 460 522 532 586 | -20984905206 |
| SPT(14) | 21361686206888297 | 0 26 44 54 56 114 140 186 212 270 272 282 300 326 | -15031816226 |
| TPT(12) | 21361726976169317 | 0 2 12 14 24 26 90 92 132 134 174 176 | 25737464794 |
| SPT(14) | 21361739808635299 | 0 82 100 150 184 192 210 262 280 288 322 372 390 472 | 38569930776 |
| SPT(14) | 21361743352895909 | 0 32 38 54 60 84 98 204 218 242 248 264 270 302 | 42114191386 |
| SPT(14) | 21361751463234997 | 0 42 52 66 90 94 174 202 282 286 310 324 334 376 | 50224530474 |
| SPT(14) | 21361764781384717 | 0 4 16 46 60 76 84 202 210 226 240 270 282 286 | 63542680194 |
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