Prime p₀= 1188264176297391407 starts a Symmetric tuple of 12 consecutive primes, which form 6 twin primes (STPT).
d_n: 0 2 52 2 4 2 22 2 4 2 52 2 (?)
a_n: 0 2 54 56 60 62 84 86 90 92 144 146
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: Egon olsen
db: batch=77, k=12, 2 52 2 4 2 22

SPT(16)	1188262702678152709	0 4 28 48 72 90 132 150 202 220 262 280 304 324 348 352	-1473619238698
SPT(16)	1188263358298496027	0 6 42 66 104 116 122 144 272 294 300 312 350 374 410 416	-817998895380
SPT(16)	1188263443094015909	0 8 78 92 98 110 140 162 320 342 372 384 390 404 474 482	-733203375498
SPT(16)	1188263829076899143	0 8 18 30 78 90 108 114 134 140 158 170 218 230 240 248	-347220492264
SPT(16)	1188263886068823259	0 22 48 132 192 222 238 282 328 372 388 418 478 562 588 610	-290228568148
SPT(16)	1188264137255082203	0 26 56 68 98 114 150 158 246 254 290 306 336 348 378 404	-39042309204
STPT(10)	1188265345953463367	0 2 42 44 72 74 102 104 144 146	1169656071960
SPT(16)	1188265453578280613	0 18 20 30 48 74 90 128 156 194 210 236 254 264 266 284	1277280889206
SPT(16)	1188265594884375901	0 10 36 60 106 112 132 148 150 166 186 192 238 262 288 298	1418586984494
STPT(10)	1188265863365503607	0 2 24 26 42 44 60 62 84 86	1687068112200
STPT(10)	1188266128831859447	0 2 30 32 42 44 54 56 84 86	1952534468040