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Prime Tuple Database
Prime p0= 1340910449517877571 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 12 8 22 8 36 40 2 10 32 10 2 40 36 8 22 8 12 (?)
an: 0 12 20 42 50 86 126 128 138 170 180 182 222 258 266 288 296 308
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 308
Found by: Donn Pike (USAF Ret)
db: batch=77, k=18, 12 8 22 8 36 40 2 10 32
dn: 0 12 8 22 8 36 40 2 10 32 10 2 40 36 8 22 8 12 (?)
an: 0 12 20 42 50 86 126 128 138 170 180 182 222 258 266 288 296 308
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 308
Found by: Donn Pike (USAF Ret)
db: batch=77, k=18, 12 8 22 8 36 40 2 10 32
| STPT(12) | 1340909995009967729 | 0 2 42 44 72 74 198 200 228 230 270 272 | -454507909842 |
| STPT(10) | 1340910126613890587 | 0 2 30 32 42 44 54 56 84 86 | -322903986984 |
| SPT(16) | 1340910238906741229 | 0 18 30 44 60 84 90 114 158 182 188 212 228 242 254 272 | -210611136342 |
| STPT(10) | 1340910342935903099 | 0 2 42 44 90 92 138 140 180 182 | -106581974472 |
| SPT(16) | 1340910354881904091 | 0 36 48 138 148 160 172 180 238 246 258 270 280 370 382 418 | -94635973480 |
| SPT(13) | 1340910444868867633 | 0 18 24 60 78 138 144 150 210 228 264 270 288 | -4649009938 |
| SPT(16) | 1340910755252631383 | 0 6 14 44 56 80 86 90 164 168 174 198 210 240 248 254 | 305734753812 |
| STPT(10) | 1340910797456487287 | 0 2 30 32 60 62 90 92 120 122 | 347938609716 |
| SPT(16) | 1340910817853434489 | 0 90 102 112 132 162 172 180 322 330 340 370 390 400 412 502 | 368335556918 |
| STPT(10) | 1340911377439257287 | 0 2 42 44 72 74 102 104 144 146 | 927921379716 |
| STPT(10) | 1340911460723299079 | 0 2 18 20 30 32 42 44 60 62 | 1011205421508 |
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