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Prime Tuple Database
Prime p0= 1221395838497940529 starts a
Symmetric tuple of 20 consecutive primes (SPT).
dn: 0 30 28 30 14 10 2 28 2 28 8 28 2 28 2 10 14 30 28 30 (?)
an: 0 30 58 88 102 112 114 142 144 172 180 208 210 238 240 250 264 294 322 352
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 352
Found by: Megacruncher
db: batch=77, k=20, 30 28 30 14 10 2 28 2 28 8
dn: 0 30 28 30 14 10 2 28 2 28 8 28 2 28 2 10 14 30 28 30 (?)
an: 0 30 58 88 102 112 114 142 144 172 180 208 210 238 240 250 264 294 322 352
All 20 integers pn = p0+an = pn-1+dn are prime and there are no other primes in the gaps.
diameter: 352
Found by: Megacruncher
db: batch=77, k=20, 30 28 30 14 10 2 28 2 28 8
| SPT(16) | 1221394186434147373 | 0 30 90 96 130 156 160 196 228 264 268 294 328 334 394 424 | -1652063793156 |
| SPT(16) | 1221394914339176281 | 0 82 102 108 112 130 132 160 228 256 258 276 280 286 306 388 | -924158764248 |
| STPT(10) | 1221395242341053861 | 0 2 6 8 48 50 90 92 96 98 | -596156886668 |
| STPT(10) | 1221395343741715661 | 0 2 36 38 78 80 120 122 156 158 | -494756224868 |
| SPT(16) | 1221395481594626713 | 0 30 34 58 124 148 160 174 190 204 216 240 306 330 334 364 | -356903313816 |
| STPT(10) | 1221395557615743449 | 0 2 18 20 60 62 102 104 120 122 | -280882197080 |
| STPT(10) | 1221395885860919051 | 0 2 6 8 48 50 90 92 96 98 | 47362978522 |
| STPT(10) | 1221395998239262787 | 0 2 30 32 42 44 54 56 84 86 | 159741322258 |
| STPT(10) | 1221396977729005307 | 0 2 24 26 42 44 60 62 84 86 | 1139231064778 |
| STPT(10) | 1221397285262419091 | 0 2 30 32 78 80 126 128 156 158 | 1446764478562 |
| SPT(16) | 1221397559546112943 | 0 16 108 114 166 168 210 234 340 364 406 408 460 466 558 574 | 1721048172414 |
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