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Prime Tuple Database
Prime p0= 261555734885426869 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 4 30 8 18 48 30 4 8 22 8 22 8 4 30 48 18 8 30 4 (?)
an: 0 4 34 42 60 108 138 142 150 172 180 202 210 214 244 292 310 318 348 352
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 352
Found by: Ralfy
db: batch=69, k=20, 4 30 8 18 48 30 4 8 22 8
dn: 0 4 30 8 18 48 30 4 8 22 8 22 8 4 30 48 18 8 30 4 (?)
an: 0 4 34 42 60 108 138 142 150 172 180 202 210 214 244 292 310 318 348 352
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 352
Found by: Ralfy
db: batch=69, k=20, 4 30 8 18 48 30 4 8 22 8
| TPT(12) | 261555659896963889 | 0 2 18 20 42 44 78 80 120 122 132 134 | -74988462980 |
| SPT(14) | 261555662197825789 | 0 24 82 94 138 154 178 234 258 274 318 330 388 412 | -72687601080 |
| TPT(12) | 261555663174138869 | 0 2 30 32 180 182 198 200 252 254 258 260 | -71711288000 |
| SPT(14) | 261555665084914691 | 0 2 18 32 56 128 162 176 210 282 306 320 336 338 | -69800512178 |
| TPT(12) | 261555695027724737 | 0 2 24 26 180 182 222 224 234 236 264 266 | -39857702132 |
| SPT(14) | 261555725941489909 | 0 18 24 54 70 102 112 210 220 252 268 298 304 322 | -8943936960 |
| TPT(12) | 261555738251558129 | 0 2 120 122 162 164 192 194 198 200 222 224 | 3366131260 |
| SPT(14) | 261555743942987189 | 0 12 50 62 114 168 170 222 224 278 330 342 380 392 | 9057560320 |
| TPT(12) | 261555751354185731 | 0 2 18 20 48 50 60 62 120 122 156 158 | 16468758862 |
| SPT(14) | 261555768680988251 | 0 8 26 32 66 92 108 110 126 152 186 192 210 218 | 33795561382 |
| TPT(12) | 261555769131461657 | 0 2 30 32 54 56 114 116 144 146 282 284 | 34246034788 |
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