Prime p₀= 2003464525542675407 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 40 2 16 2 22 2 16 2 40 2 (?)
a_n: 0 2 42 44 60 62 84 86 102 104 144 146
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: 146
Found by: Dingo
db: batch=80, k=12, 2 40 2 16 2 22

SPT(16)	2003463308905398503	0 18 44 60 74 114 116 120 254 258 260 300 314 330 356 374	-1216637276904
SPT(16)	2003463496243341241	0 18 28 40 42 76 132 148 180 196 252 286 288 300 310 328	-1029299334166
STPT(10)	2003463793281622667	0 2 30 32 72 74 114 116 144 146	-732261052740
STPT(10)	2003463973059484259	0 2 18 20 60 62 102 104 120 122	-552483191148
SPT(16)	2003464104001005211	0 42 60 88 100 150 166 192 286 312 328 378 390 418 436 478	-421541670196
STPT(10)	2003464422647091161	0 2 6 8 18 20 30 32 36 38	-102895584246
STPT(10)	2003464691346967757	0 2 30 32 42 44 54 56 84 86	165804292350
STPT(10)	2003464901519237369	0 2 12 14 90 92 168 170 180 182	375976561962
STPT(10)	2003465201627243831	0 2 36 38 78 80 120 122 156 158	676084568424
TPT(14)	2003465296767657059	0 2 30 32 138 140 162 164 198 200 318 320 330 332	771224981652
SPT(16)	2003465448587145299	0 30 32 54 72 102 110 170 252 312 320 350 368 390 392 422	923044469892