Prime p₀= 2255896898920338599 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 28 2 16 2 22 2 16 2 28 2 (?)
a_n: 0 2 30 32 48 50 72 74 90 92 120 122
All 12 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 122
Found by: JayPi
db: batch=81, k=12, 2 28 2 16 2 22

SPT(16)	2255895957487667933	0 8 18 36 86 116 138 140 174 176 198 228 278 296 306 314	-941432670666
TPT(14)	2255896139241398711	0 2 30 32 36 38 66 68 78 80 126 128 156 158	-759678939888
SPT(16)	2255896177211150813	0 50 108 146 164 188 254 276 278 300 366 390 408 446 504 554	-721709187786
SPT(16)	2255896249214932481	0 66 78 86 120 150 170 188 198 216 236 266 300 308 320 386	-649705406118
STPT(10)	2255896274831319719	0 2 18 20 30 32 42 44 60 62	-624089018880
SPT(16)	2255896767653227739	0 14 20 98 134 152 204 222 230 248 300 318 354 432 438 452	-131267110860
STPT(10)	2255897093730089207	0 2 30 32 72 74 114 116 144 146	194809750608
SPT(16)	2255897154198924689	0 60 74 90 134 140 182 224 270 312 354 360 404 420 434 494	255278586090
STPT(10)	2255897408204516147	0 2 30 32 42 44 54 56 84 86	509284177548
TPT(14)	2255897440720121201	0 2 78 80 90 92 120 122 150 152 258 260 288 290	541799782602
SPT(16)	2255897872043451491	0 8 18 30 36 56 66 78 170 182 192 212 218 230 240 248	973123112892