Prime p₀= 817083519820551677 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 10 2 28 2 136 2 28 2 10 2 (?)
a_n: 0 2 12 14 42 44 180 182 210 212 222 224
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: Dr Who Fan
db: batch=73, k=12, 2 10 2 28 2 136

SPT(16)	817082185309001219	0 18 48 60 80 90 98 102 110 114 122 132 152 164 194 212	-1334511550458
SPT(16)	817082613942437551	0 46 100 106 120 142 172 192 196 216 246 268 282 288 342 388	-905878114126
STPT(10)	817082860833830189	0 2 18 20 30 32 42 44 60 62	-658986721488
SPT(16)	817083193480583551	0 60 96 126 166 198 208 238 300 330 340 372 412 442 478 538	-326339968126
SPT(16)	817083293770409047	0 22 40 46 76 82 106 114 172 180 204 210 240 246 264 286	-226050142630
TPT(14)	817083348003988097	0 2 90 92 102 104 114 116 270 272 294 296 312 314	-171816563580
STPT(10)	817084505690648981	0 2 30 32 78 80 126 128 156 158	985870097304
STPT(10)	817085015369512847	0 2 24 26 42 44 60 62 84 86	1495548961170
STPT(10)	817085176217868539	0 2 42 44 60 62 78 80 120 122	1656397316862
SPT(16)	817085693833054123	0 30 66 118 126 136 148 150 154 156 168 178 186 238 274 304	2174012502446
STPT(10)	817085711663006081	0 2 6 8 18 20 30 32 36 38	2191842454404