Prime p₀= 2215199245322161961 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 16 2 10 2 166 2 10 2 16 2 (?)
a_n: 0 2 18 20 30 32 198 200 210 212 228 230
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: 230
Found by: Groo
db: batch=81, k=12, 2 16 2 10 2 166

SPT(16)	2215198807321526899	0 34 70 112 120 144 160 174 190 204 220 244 252 294 330 364	-438000635062
SPT(16)	2215198892186499161	0 38 42 60 92 122 150 158 192 200 228 258 290 308 312 350	-353135662800
STPT(10)	2215198970942889851	0 2 78 80 108 110 138 140 216 218	-274379272110
STPT(12)	2215198985657726681	0 2 18 20 60 62 96 98 138 140 156 158	-259664435280
STPT(10)	2215199008853747921	0 2 96 98 168 170 240 242 336 338	-236468414040
SPT(16)	2215199050835584601	0 42 50 78 86 140 146 152 156 162 168 222 230 258 266 308	-194486577360
STPT(12)	2215199247050813201	0 2 36 38 48 50 78 80 90 92 126 128	1728651240
STPT(10)	2215199565750550187	0 2 12 14 42 44 72 74 84 86	320428388226
SPT(16)	2215199714294522699	0 2 30 60 72 80 162 182 228 248 330 338 350 380 408 410	468972360738
STPT(10)	2215200012575589209	0 2 18 20 30 32 42 44 60 62	767253427248
SPT(16)	2215200206179166347	0 10 22 30 52 102 120 130 204 214 232 282 304 312 324 334	960857004386