Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /var/boincadm/prj/html/inc/boinc_db.inc on line 147
Prime Tuple Database
Prime p0= 2221881183266971451 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 68 12 40 38 18 16 6 92 6 16 18 38 40 12 68 (?)
an: 0 68 80 120 158 176 192 198 290 296 312 330 368 408 420 488
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: fzs600
db: batch=81, k=16, 68 12 40 38 18 16 6 92
dn: 0 68 12 40 38 18 16 6 92 6 16 18 38 40 12 68 (?)
an: 0 68 80 120 158 176 192 198 290 296 312 330 368 408 420 488
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 488
Found by: fzs600
db: batch=81, k=16, 68 12 40 38 18 16 6 92
| SPT(16) | 2221878888482633231 | 0 38 56 90 102 216 218 228 290 300 302 416 428 462 480 518 | -2294784338220 |
| STPT(10) | 2221879097809864697 | 0 2 12 14 42 44 72 74 84 86 | -2085457106754 |
| STPT(10) | 2221879502677723697 | 0 2 30 32 42 44 54 56 84 86 | -1680589247754 |
| SPT(16) | 2221879964828311061 | 0 26 72 80 92 96 98 102 176 180 182 186 198 206 252 278 | -1218438660390 |
| SPT(16) | 2221880396076162587 | 0 20 72 80 90 96 104 110 126 132 140 146 156 164 216 236 | -787190808864 |
| STPT(10) | 2221880635353450857 | 0 2 30 32 60 62 90 92 120 122 | -547913520594 |
| STPT(12) | 2221881750155255729 | 0 2 60 62 72 74 90 92 102 104 162 164 | 566888284278 |
| SPT(18) | 2221881861370796351 | 0 20 68 126 138 158 188 200 206 210 216 228 258 278 290 348 396 416 | 678103824900 |
| STPT(10) | 2221882058583788969 | 0 2 18 20 30 32 42 44 60 62 | 875316817518 |
| SPT(16) | 2221882075172427953 | 0 98 140 146 164 176 200 216 218 234 258 270 288 294 336 434 | 891905456502 |
| SPT(16) | 2221882117493688827 | 0 42 50 80 86 92 134 156 170 192 234 240 246 276 284 326 | 934226717376 |
©2024 Tomáš Brada