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Prime Tuple Database
Prime p0= 1557503373011819539 starts a
Symmetric tuple of 18 consecutive primes (SPT).
dn: 0 4 56 58 36 18 48 12 26 16 26 12 48 18 36 58 56 4 (?)
an: 0 4 60 118 154 172 220 232 258 274 300 312 360 378 414 472 528 532
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 532
Found by: biodoc
db: batch=78, k=18, 4 56 58 36 18 48 12 26 16
dn: 0 4 56 58 36 18 48 12 26 16 26 12 48 18 36 58 56 4 (?)
an: 0 4 60 118 154 172 220 232 258 274 300 312 360 378 414 472 528 532
All 18 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 532
Found by: biodoc
db: batch=78, k=18, 4 56 58 36 18 48 12 26 16
| SPT(20) | 1557502163648927581 | 0 12 30 82 106 112 148 150 186 246 382 442 478 480 516 522 546 598 616 628 | -1209362891958 |
| SPT(18) | 1557502517178555587 | 0 2 24 54 84 90 92 120 132 212 224 252 254 260 290 320 342 344 | -855833263952 |
| STPT(10) | 1557503200825996997 | 0 2 24 26 42 44 60 62 84 86 | -172185822542 |
| STPT(10) | 1557503207766477869 | 0 2 18 20 60 62 102 104 120 122 | -165245341670 |
| STPT(10) | 1557503313649952699 | 0 2 30 32 60 62 90 92 120 122 | -59361866840 |
| STPT(10) | 1557503363735828651 | 0 2 6 8 18 20 30 32 36 38 | -9275990888 |
| STPT(10) | 1557503601025662539 | 0 2 18 20 30 32 42 44 60 62 | 228013843000 |
| STPT(10) | 1557503813478146621 | 0 2 6 8 48 50 90 92 96 98 | 440466327082 |
| STPT(10) | 1557504169064903627 | 0 2 12 14 42 44 72 74 84 86 | 796053084088 |
| STPT(10) | 1557504410225458067 | 0 2 90 92 102 104 114 116 204 206 | 1037213638528 |
| SPT(16) | 1557504424517753603 | 0 6 30 80 110 128 138 150 194 206 216 234 264 314 338 344 | 1051505934064 |
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