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Prime Tuple Database
Prime p0= 1991467487723174611 starts a
Symmetric tuple of 16 consecutive primes (SPT).
dn: 0 22 20 36 34 26 12 10 8 10 12 26 34 36 20 22 (?)
an: 0 22 42 78 112 138 150 160 168 178 190 216 250 286 306 328
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 328
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 22 20 36 34 26 12 10 8
dn: 0 22 20 36 34 26 12 10 8 10 12 26 34 36 20 22 (?)
an: 0 22 42 78 112 138 150 160 168 178 190 216 250 286 306 328
All 16 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 328
Found by: [AF>Amis des Lapins] Phil1966
db: batch=80, k=16, 22 20 36 34 26 12 10 8
| SPT(16) | 1991466456437416943 | 0 14 36 56 74 78 90 108 176 194 206 210 228 248 270 284 | -1031285757668 |
| STPT(12) | 1991466573526083527 | 0 2 12 14 30 32 222 224 240 242 252 254 | -914197091084 |
| STPT(10) | 1991466860496454067 | 0 2 24 26 42 44 60 62 84 86 | -627226720544 |
| STPT(10) | 1991466999263004407 | 0 2 60 62 72 74 84 86 144 146 | -488460170204 |
| STPT(10) | 1991467238128922399 | 0 2 18 20 30 32 42 44 60 62 | -249594252212 |
| STPT(10) | 1991467362039110159 | 0 2 78 80 120 122 162 164 240 242 | -125684064452 |
| SPT(16) | 1991467552350395753 | 0 36 44 84 86 110 134 140 210 216 240 264 266 306 314 350 | 64627221142 |
| STPT(10) | 1991467802035982297 | 0 2 30 32 42 44 54 56 84 86 | 314312807686 |
| STPT(10) | 1991467851359401757 | 0 2 24 26 42 44 60 62 84 86 | 363636227146 |
| SPT(16) | 1991467876972835509 | 0 28 34 58 84 120 132 160 162 190 202 238 264 288 294 322 | 389249660898 |
| SPT(16) | 1991468343218051377 | 0 36 64 94 180 184 186 220 240 274 276 280 366 396 424 460 | 855494876766 |
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