Prime p₀= 1506546220116990271 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 18 18 54 18 12 48 48 12 18 54 18 18 (?)
a_n: 0 18 36 90 108 120 168 216 228 246 300 318 336
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: 336
Found by: biodoc
db: batch=78, k=13, 18 18 54 18 12 48

STPT(10)	1506545563993560689	0 2 18 20 30 32 42 44 60 62	-656123429582
SPT(16)	1506545789012582849	0 20 24 38 102 152 180 188 234 242 270 320 384 398 402 422	-431104407422
STPT(16)	1506545796916517219	0 2 18 20 30 32 42 44 78 80 90 92 102 104 120 122	-423200473052
TPT(16)	1506545796916517219	0 2 18 20 30 32 42 44 78 80 90 92 102 104 120 122	-423200473052
SPT(16)	1506545796916517219	0 2 18 20 30 32 42 44 78 80 90 92 102 104 120 122	-423200473052
STPT(10)	1506546199898101091	0 2 36 38 78 80 120 122 156 158	-20218889180
STPT(10)	1506546473299422899	0 2 42 44 120 122 198 200 240 242	253182432628
STPT(10)	1506546480421476881	0 2 30 32 78 80 126 128 156 158	260304486610
SPT(16)	1506546739035951661	0 10 12 28 42 66 70 102 166 198 202 226 240 256 258 268	518918961390
STPT(10)	1506546799873483727	0 2 60 62 72 74 84 86 144 146	579756493456
SPT(16)	1506546844530335747	0 2 12 14 24 74 140 146 150 156 222 272 282 284 294 296	624413345476