Prime p₀= 981400860486949319 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 16 2 40 2 118 2 40 2 16 2 (?)
a_n: 0 2 18 20 60 62 180 182 222 224 240 242
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: 242
Found by: stoneageman
db: batch=76, k=12, 2 16 2 40 2 118

SPT(16)	981400145142581621	0 18 32 42 66 78 80 146 162 228 230 242 266 276 290 308	-715344367698
SPT(16)	981400245037244177	0 26 80 84 92 96 122 140 186 204 230 234 242 246 300 326	-615449705142
SPT(16)	981400451297339251	0 10 28 36 48 70 76 106 120 150 156 178 190 198 216 226	-409189610068
SPT(16)	981400646500009391	0 36 62 90 110 122 126 182 216 272 276 288 308 336 362 398	-213986939928
SPT(16)	981400780289237933	0 18 30 36 56 60 78 98 108 128 146 150 170 176 188 206	-80197711386
SPT(16)	981400810640699081	0 6 8 42 48 50 68 90 98 120 138 140 146 180 182 188	-49846250238
STPT(10)	981401381134964861	0 2 36 38 78 80 120 122 156 158	520648015542
SPT(16)	981401447658176011	0 10 18 60 112 120 150 162 178 190 220 228 280 322 330 340	587171226692
STPT(10)	981401492422966799	0 2 18 20 30 32 42 44 60 62	631936017480
SPT(16)	981401524619080217	0 42 102 120 156 162 210 240 246 276 324 330 366 384 444 486	664132130898
TPT(14)	981401780245914917	0 2 30 32 192 194 204 206 282 284 294 296 420 422	919758965598