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Prime Tuple Database
Prime p0= 2648873749111638949 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 10 80 28 14 16 6 66 8 34 8 34 8 66 6 16 14 28 80 10 (?)
an: 0 10 90 118 132 148 154 220 228 262 270 304 312 378 384 400 414 442 522 532
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 532
Found by: [SG-FC] hl
db: batch=82, k=20, 10 80 28 14 16 6 66 8 34 8
dn: 0 10 80 28 14 16 6 66 8 34 8 34 8 66 6 16 14 28 80 10 (?)
an: 0 10 90 118 132 148 154 220 228 262 270 304 312 378 384 400 414 442 522 532
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 532
Found by: [SG-FC] hl
db: batch=82, k=20, 10 80 28 14 16 6 66 8 34 8
| STPT(10) | 2648872967917914677 | 0 2 30 32 60 62 90 92 120 122 | -781193724272 |
| SPT(16) | 2648873060938396213 | 0 10 18 34 48 64 84 108 130 154 174 190 204 220 228 238 | -688173242736 |
| SPT(18) | 2648873171755772359 | 0 30 34 94 114 124 138 142 172 180 210 214 228 238 258 318 322 352 | -577355866590 |
| STPT(10) | 2648873217858667799 | 0 2 18 20 30 32 42 44 60 62 | -531252971150 |
| STPT(10) | 2648873502502707479 | 0 2 18 20 30 32 42 44 60 62 | -246608931470 |
| STPT(10) | 2648873605915751759 | 0 2 108 110 210 212 312 314 420 422 | -143195887190 |
| SPT(16) | 2648873911398335617 | 0 16 42 156 166 196 210 220 282 292 306 336 346 460 486 502 | 162286696668 |
| STPT(10) | 2648874239856562787 | 0 2 24 26 42 44 60 62 84 86 | 490744923838 |
| SPT(16) | 2648874476146837867 | 0 10 12 24 40 42 70 126 130 186 214 216 232 244 246 256 | 727035198918 |
| STPT(10) | 2648874649874948177 | 0 2 12 14 72 74 132 134 144 146 | 900763309228 |
| SPT(16) | 2648875245597497591 | 0 2 6 42 68 78 120 146 162 188 230 240 266 302 306 308 | 1496485858642 |
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