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Prime Tuple Database
Prime p0= 398745987179570497 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 4 18 2 12 6 4 24 36 44 36 24 4 6 12 2 18 4 (?)
an: 0 4 22 24 36 42 46 70 106 150 186 210 214 220 232 234 252 256
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 256
Found by: Cruncher Pete
db: batch=70, k=18, 4 18 2 12 6 4 24 36 44
dn: 0 4 18 2 12 6 4 24 36 44 36 24 4 6 12 2 18 4 (?)
an: 0 4 22 24 36 42 46 70 106 150 186 210 214 220 232 234 252 256
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 256
Found by: Cruncher Pete
db: batch=70, k=18, 4 18 2 12 6 4 24 36 44
| SPT(14) | 398745928919916623 | 0 6 14 26 56 68 86 108 126 138 168 180 188 194 | -58259653874 |
| SPT(14) | 398745948727377613 | 0 4 46 60 64 66 70 84 88 90 94 108 150 154 | -38452192884 |
| TPT(12) | 398745954937531247 | 0 2 12 14 72 74 90 92 102 104 114 116 | -32242039250 |
| SPT(14) | 398745958330468267 | 0 36 60 102 112 136 190 192 246 270 280 322 346 382 | -28849102230 |
| SPT(14) | 398745981406990247 | 0 30 42 60 84 114 122 162 170 200 224 242 254 284 | -5772580250 |
| SPT(14) | 398745985425512719 | 0 18 22 40 52 172 178 282 288 408 420 438 442 460 | -1754057778 |
| SPT(14) | 398746020665465461 | 0 6 16 42 52 112 132 136 156 216 226 252 262 268 | 33485894964 |
| TPT(12) | 398746020769789919 | 0 2 18 20 30 32 42 44 48 50 72 74 | 33590219422 |
| SPT(14) | 398746023284828689 | 0 10 52 84 88 120 130 162 172 204 208 240 282 292 | 36105258192 |
| SPT(14) | 398746027566549479 | 0 20 38 50 62 78 90 152 164 180 192 204 222 242 | 40386978982 |
| TPT(12) | 398746033083230309 | 0 2 72 74 78 80 120 122 168 170 180 182 | 45903659812 |
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