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Prime Tuple Database
Prime p0= 491325737233439887 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 10 66 8 18 48 10 14 18 28 116 28 18 14 10 48 18 8 66 10 (?)
an: 0 10 76 84 102 150 160 174 192 220 336 364 382 396 406 454 472 480 546 556
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 556
Found by: KPX
db: batch=70, k=20, 10 66 8 18 48 10 14 18 28 116
dn: 0 10 66 8 18 48 10 14 18 28 116 28 18 14 10 48 18 8 66 10 (?)
an: 0 10 76 84 102 150 160 174 192 220 336 364 382 396 406 454 472 480 546 556
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 556
Found by: KPX
db: batch=70, k=20, 10 66 8 18 48 10 14 18 28 116
| SPT(14) | 491325633450703609 | 0 18 22 52 60 64 78 94 108 112 120 150 154 172 | -103782736278 |
| SPT(14) | 491325641623928201 | 0 30 56 102 128 132 168 230 266 270 296 342 368 398 | -95609511686 |
| TPT(12) | 491325644102984177 | 0 2 12 14 60 62 132 134 210 212 264 266 | -93130455710 |
| SPT(14) | 491325661280328859 | 0 22 78 84 154 174 178 204 208 228 298 304 360 382 | -75953111028 |
| SPT(14) | 491325689362176811 | 0 10 112 162 190 192 226 246 280 282 310 360 462 472 | -47871263076 |
| TPT(12) | 491325717195020009 | 0 2 12 14 42 44 78 80 120 122 162 164 | -20038419878 |
| SPT(14) | 491325778488701921 | 0 6 20 50 66 98 140 156 198 230 246 276 290 296 | 41255262034 |
| SPT(14) | 491325791083892953 | 0 6 16 40 88 90 100 156 166 168 216 240 250 256 | 53850453066 |
| TPT(12) | 491325797093126969 | 0 2 72 74 108 110 138 140 150 152 162 164 | 59859687082 |
| SPT(14) | 491325807530717143 | 0 18 28 40 66 96 106 150 160 190 216 228 238 256 | 70297277256 |
| SPT(14) | 491325814620547267 | 0 6 54 130 160 166 184 282 300 306 336 412 460 466 | 77387107380 |
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