Prime p₀= 1874249551849932877 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 6 6 30 30 60 24 24 60 30 30 6 6 (?)
a_n: 0 6 12 42 72 132 156 180 240 270 300 306 312
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: 312
Found by: [AF>Libristes] Dudumomo
db: batch=79, k=13, 6 6 30 30 60 24

STPT(10)	1874248873378852559	0 2 78 80 120 122 162 164 240 242	-678471080318
TPT(14)	1874249220967373141	0 2 6 8 36 38 138 140 210 212 288 290 390 392	-330882559736
STPT(10)	1874249344027044461	0 2 36 38 78 80 120 122 156 158	-207822888416
SPT(16)	1874249490666499171	0 42 78 82 112 120 172 220 240 288 340 348 378 382 418 460	-61183433706
STPT(10)	1874249501881019399	0 2 12 14 90 92 168 170 180 182	-49968913478
STPT(10)	1874249546399855921	0 2 6 8 18 20 30 32 36 38	-5450076956
STPT(10)	1874249629771153277	0 2 24 26 42 44 60 62 84 86	77921220400
SPT(16)	1874249631163648087	0 12 16 24 30 72 76 82 84 90 94 136 142 150 154 166	79313715210
STPT(10)	1874249787913435781	0 2 36 38 168 170 300 302 336 338	236063502904
SPT(16)	1874249797295743643	0 18 68 74 146 150 164 168 206 210 224 228 300 306 356 374	245445810766
STPT(10)	1874249821067650799	0 2 12 14 90 92 168 170 180 182	269217717922