Prime p₀= 2856039482232422699 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 12 12 156 12 12 18 18 12 12 156 12 12 (?)
a_n: 0 12 24 180 192 204 222 240 252 264 420 432 444
All 13 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 444
Found by: JayPi
db: batch=82, k=13, 12 12 156 12 12 18

SPT(16)	2856038632726078249	0 28 48 52 64 94 108 118 204 214 228 258 270 274 294 322	-849506344450
STPT(10)	2856038947080135911	0 2 6 8 48 50 90 92 96 98	-535152286788
SPT(16)	2856039030171108623	0 14 24 56 150 156 164 186 308 330 338 344 438 470 480 494	-452061314076
SPT(16)	2856039041077073129	0 20 32 38 80 122 132 158 342 368 378 420 462 468 480 500	-441155349570
SPT(16)	2856039123342012889	0 52 72 84 94 102 114 120 172 178 190 198 208 220 240 292	-358890409810
SPT(16)	2856039331155773879	0 30 48 62 84 140 188 194 198 204 252 308 330 344 362 392	-151076648820
SPT(16)	2856039532552975777	0 12 46 60 100 112 142 214 222 294 324 336 376 390 424 436	50320553078
STPT(12)	2856039544338428099	0 2 12 14 42 44 78 80 108 110 120 122	62106005400
STPT(10)	2856039821804773691	0 2 6 8 48 50 90 92 96 98	339572350992
SPT(16)	2856039824284514213	0 8 30 98 140 150 164 176 198 210 224 234 276 344 366 374	342052091514
SPT(20)	2856040010970931769	0 18 62 78 102 132 144 158 162 182 210 230 234 248 260 290 314 330 374 392	528738509070