Prime p₀= 1211503502382930161 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 12 6 2 12 28 6 32 142 32 6 28 12 2 6 12 (?)
a_n: 0 12 18 20 32 60 66 98 240 272 278 306 318 320 326 338
All 16 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 338
Found by: Megacruncher
db: batch=77, k=16, 12 6 2 12 28 6 32 142

STPT(10)	1211501947941873617	0 2 30 32 42 44 54 56 84 86	-1554441056544
SPT(16)	1211501964763375717	0 22 42 64 70 130 154 172 234 252 276 336 342 364 384 406	-1537619554444
SPT(16)	1211501979581800397	0 24 32 50 60 66 84 110 126 152 170 176 186 204 212 236	-1522801129764
SPT(16)	1211502145241122087	0 6 30 40 66 96 124 196 204 276 304 334 360 370 394 400	-1357141808074
STPT(10)	1211502990627181907	0 2 30 32 72 74 114 116 144 146	-511755748254
SPT(16)	1211503394926261231	0 12 28 36 70 72 82 106 132 156 166 168 202 210 226 238	-107456668930
SPT(16)	1211503603004584033	0 40 100 118 130 156 160 264 400 504 508 534 546 564 624 664	100621653872
SPT(16)	1211503781191175627	0 42 50 86 126 134 152 176 240 264 282 290 330 366 374 416	278808245466
SPT(16)	1211503810096647647	0 66 72 104 132 140 170 222 224 276 306 314 342 374 380 446	307713717486
STPT(10)	1211504028305817947	0 2 30 32 42 44 54 56 84 86	525922887786
STPT(10)	1211504147253250271	0 2 36 38 78 80 120 122 156 158	644870320110