Prime p₀= 1168143529035046409 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 40 2 28 2 76 2 28 2 40 2 (?)
a_n: 0 2 42 44 72 74 150 152 180 182 222 224
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: 224
Found by: biodoc
db: batch=77, k=12, 2 40 2 28 2 76

SPT(16)	1168142759381813297	0 36 54 56 90 104 162 176 180 194 252 266 300 302 320 356	-769653233112
TPT(14)	1168142835533459129	0 2 12 14 42 44 78 80 120 122 282 284 318 320	-693501587280
STPT(12)	1168142909009291249	0 2 60 62 72 74 138 140 150 152 210 212	-620025755160
SPT(16)	1168142928013709617	0 16 22 46 102 106 112 126 190 204 210 214 270 294 300 316	-601021336792
STPT(10)	1168143226752276347	0 2 24 26 42 44 60 62 84 86	-302282770062
SPT(16)	1168143439752507923	0 6 48 50 78 168 188 200 204 216 236 326 354 356 398 404	-89282538486
SPT(16)	1168143702730240367	0 26 36 50 110 120 134 204 242 312 326 336 396 410 420 446	173695193958
SPT(16)	1168145053377388859	0 2 12 38 42 80 108 120 182 194 222 260 264 290 300 302	1524342342450
TPT(14)	1168145223164760857	0 2 30 32 84 86 90 92 144 146 162 164 174 176	1694129714448
SPT(16)	1168145359855747709	0 18 38 44 60 98 164 170 282 288 354 392 408 414 434 452	1830820701300
STPT(10)	1168145688420978737	0 2 30 32 42 44 54 56 84 86	2159385932328