Prime p₀= 1326108441068210213 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 14 10 20 34 6 2 30 4 44 4 30 2 6 34 20 10 14 (?)
a_n: 0 14 24 44 78 84 86 116 120 164 168 198 200 206 240 260 270 284
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 284
Found by: Megacruncher
db: batch=77, k=18, 14 10 20 34 6 2 30 4 44

SPT(16)	1326106109277815611	0 6 16 18 28 106 162 172 186 196 252 330 340 342 352 358	-2331790394602
SPT(16)	1326106260424822001	0 2 20 30 42 48 86 90 98 102 140 146 158 168 186 188	-2180643388212
STPT(10)	1326106774376926439	0 2 42 44 60 62 78 80 120 122	-1666691283774
SPT(16)	1326107097395467523	0 6 54 78 86 120 134 164 180 210 224 258 266 290 338 344	-1343672742690
SPT(16)	1326107563372342937	0 2 60 120 132 140 174 176 180 182 216 224 236 296 354 356	-877695867276
STPT(10)	1326108381535334987	0 2 30 32 102 104 174 176 204 206	-59532875226
STPT(10)	1326108485446463861	0 2 6 8 18 20 30 32 36 38	44378253648
SPT(16)	1326108573960207607	0 16 40 70 82 124 126 136 180 190 192 234 246 276 300 316	132891997394
STPT(10)	1326108690829774847	0 2 30 32 72 74 114 116 144 146	249761564634
SPT(16)	1326108787908733447	0 6 36 40 42 72 76 84 112 120 124 154 156 160 190 196	346840523234
STPT(10)	1326108844311025937	0 2 30 32 42 44 54 56 84 86	403242815724