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Prime Tuple Database
Prime p0= 521412748712571721 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 48 18 4 32 16 12 2 78 22 44 22 78 2 12 16 32 4 18 48 (?)
an: 0 48 66 70 102 118 130 132 210 232 276 298 376 378 390 406 438 442 460 508
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 508
Found by: [H]auntjemima
db: batch=51, k=20, 48 18 4 32 16 12 2 78 22 44
dn: 0 48 18 4 32 16 12 2 78 22 44 22 78 2 12 16 32 4 18 48 (?)
an: 0 48 66 70 102 118 130 132 210 232 276 298 376 378 390 406 438 442 460 508
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 508
Found by: [H]auntjemima
db: batch=51, k=20, 48 18 4 32 16 12 2 78 22 44
| TPT(12) | 521412703144890239 | 0 2 48 50 60 62 102 104 132 134 168 170 | -45567681482 |
| SPT(14) | 521412714013087961 | 0 18 60 78 86 116 128 168 180 210 218 236 278 296 | -34699483760 |
| SPT(14) | 521412722686215751 | 0 40 46 88 96 118 130 138 150 172 180 222 228 268 | -26026355970 |
| TPT(12) | 521412722725431659 | 0 2 12 14 48 50 90 92 168 170 180 182 | -25987140062 |
| SPT(14) | 521412747734212249 | 0 10 24 54 70 112 174 178 240 282 298 328 342 352 | -978359472 |
| SPT(14) | 521412748521671969 | 0 14 18 32 50 68 74 78 84 102 120 134 138 152 | -190899752 |
| SPT(14) | 521412760992433411 | 0 70 82 96 100 106 112 126 132 138 142 156 168 238 | 12279861690 |
| TPT(12) | 521412763499326757 | 0 2 42 44 90 92 120 122 132 134 282 284 | 14786755036 |
| SPT(14) | 521412775788734911 | 0 6 16 60 78 126 162 196 232 280 298 342 352 358 | 27076163190 |
| SPT(14) | 521412782048479523 | 0 14 20 24 38 80 108 140 168 210 224 228 234 248 | 33335907802 |
| SPT(14) | 521412783425149141 | 0 10 22 36 60 70 82 126 138 148 172 186 198 208 | 34712577420 |
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