Prime p₀= 852475439833067693 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 30 30 66 18 36 30 30 36 18 66 30 30 (?)
a_n: 0 30 60 126 144 180 210 240 276 294 360 390 420
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: 420
Found by: =Lupus=
db: batch=73, k=13, 30 30 66 18 36 30

SPT(16)	852473600565648421	0 28 42 72 112 126 136 202 216 282 292 306 346 376 390 418	-1839267419272
TPT(14)	852473663080800581	0 2 6 8 18 20 30 32 78 80 168 170 198 200	-1776752267112
STPT(10)	852473950214352749	0 2 48 50 90 92 132 134 180 182	-1489618714944
STPT(10)	852474249850431449	0 2 48 50 90 92 132 134 180 182	-1189982636244
SPT(16)	852474963549526787	0 72 74 150 162 182 204 242 294 332 354 374 386 462 464 536	-476283540906
SPT(16)	852475419154479061	0 18 30 40 88 90 100 126 130 156 166 168 216 226 238 256	-20678588632
STPT(10)	852475526261264999	0 2 18 20 30 32 42 44 60 62	86428197306
SPT(16)	852475584834246959	0 20 42 62 92 188 242 270 290 318 372 468 498 518 540 560	145001179266
TPT(14)	852475602556713347	0 2 90 92 132 134 174 176 210 212 240 242 342 344	162723645654
STPT(10)	852476077426385021	0 2 30 32 78 80 126 128 156 158	637593317328
STPT(10)	852476223583842749	0 2 48 50 90 92 132 134 180 182	783750775056