Prime p₀= 2121886913546454779 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 28 2 28 2 10 2 28 2 28 2 (?)
a_n: 0 2 30 32 60 62 72 74 102 104 132 134
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: 134
Found by: LCB001
db: batch=80, k=12, 2 28 2 28 2 10

STPT(10)	2121885237421298771	0 2 36 38 78 80 120 122 156 158	-1676125156008
STPT(10)	2121885363481020461	0 2 36 38 78 80 120 122 156 158	-1550065434318
SPT(16)	2121885406072571197	0 24 36 42 64 66 70 94 102 126 130 132 154 160 172 196	-1507473883582
SPT(16)	2121885574498394071	0 16 28 30 66 100 142 198 220 276 318 352 388 390 402 418	-1339048060708
STPT(10)	2121885692935568981	0 2 36 38 78 80 120 122 156 158	-1220610885798
SPT(16)	2121885787021101713	0 6 20 50 56 84 138 150 164 176 230 258 264 294 308 314	-1126525353066
SPT(16)	2121887217320154451	0 16 30 48 60 66 100 112 156 168 202 208 220 238 252 268	303773699672
STPT(10)	2121887239636713719	0 2 18 20 30 32 42 44 60 62	326090258940
SPT(16)	2121887405408967869	0 2 44 84 128 164 180 182 210 212 228 264 308 348 390 392	491862513090
SPT(16)	2121887870967948353	0 8 48 74 90 138 174 188 216 230 266 314 330 356 396 404	957421493574
STPT(10)	2121887947254278219	0 2 78 80 120 122 162 164 240 242	1033707823440