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Prime Tuple Database
Prime p0= 1952784869506844731 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 30 10 12 36 32 10 42 6 50 4 50 6 42 10 32 36 12 10 30 (?)
an: 0 30 40 52 88 120 130 172 178 228 232 282 288 330 340 372 408 420 430 460
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 460
Found by: [SG-2W]Kurzer
db: batch=80, k=20, 30 10 12 36 32 10 42 6 50 4
dn: 0 30 10 12 36 32 10 42 6 50 4 50 6 42 10 32 36 12 10 30 (?)
an: 0 30 40 52 88 120 130 172 178 228 232 282 288 330 340 372 408 420 430 460
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 460
Found by: [SG-2W]Kurzer
db: batch=80, k=20, 30 10 12 36 32 10 42 6 50 4
| STPT(10) | 1952784180891149897 | 0 2 12 14 132 134 252 254 264 266 | -688615694834 |
| SPT(16) | 1952784197724263363 | 0 26 48 56 66 74 78 80 204 206 210 218 228 236 258 284 | -671782581368 |
| STPT(12) | 1952784350952575681 | 0 2 60 62 90 92 156 158 186 188 246 248 | -518554269050 |
| SPT(16) | 1952784427610530183 | 0 24 40 48 64 70 120 160 168 208 258 264 280 288 304 328 | -441896314548 |
| SPT(16) | 1952784604408249763 | 0 20 30 48 86 90 104 110 114 120 134 138 176 194 204 224 | -265098594968 |
| SPT(16) | 1952784680066923831 | 0 52 58 90 112 142 150 156 172 178 186 216 238 270 276 328 | -189439920900 |
| SPT(16) | 1952784949329677863 | 0 28 30 114 138 268 270 298 306 334 336 466 490 574 576 604 | 79822833132 |
| SPT(16) | 1952784991695363557 | 0 30 36 56 96 114 156 194 312 350 392 410 450 470 476 506 | 122188518826 |
| STPT(10) | 1952785026460095011 | 0 2 30 32 60 62 90 92 120 122 | 156953250280 |
| STPT(10) | 1952785172867606447 | 0 2 30 32 42 44 54 56 84 86 | 303360761716 |
| STPT(10) | 1952785663065975971 | 0 2 30 32 78 80 126 128 156 158 | 793559131240 |
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