Prime p₀= 2281458141756030493 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 6 84 36 48 36 30 30 36 48 36 84 6 (?)
a_n: 0 6 90 126 174 210 240 270 306 354 390 474 480
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: 480
Found by: JayPi
db: batch=81, k=13, 6 84 36 48 36 30

SPT(16)	2281456168060852007	0 2 12 14 26 32 60 86 180 206 234 240 252 254 264 266	-1973695178486
SPT(16)	2281456689931069307	0 54 126 132 144 150 194 236 270 312 356 362 374 380 452 506	-1451824961186
SPT(16)	2281457224729666267	0 12 36 60 70 96 126 142 144 160 190 216 226 250 274 286	-917026364226
SPT(16)	2281457294227350163	0 58 84 96 130 136 144 166 168 190 198 204 238 250 276 334	-847528680330
STPT(10)	2281457496848317829	0 2 18 20 30 32 42 44 60 62	-644907712664
STPT(10)	2281458007125417017	0 2 42 44 102 104 162 164 204 206	-134630613476
SPT(16)	2281458234806402251	0 18 40 48 52 78 112 168 172 228 262 288 292 300 322 340	93050371758
SPT(16)	2281458462894820267	0 10 24 90 114 132 136 160 186 210 214 232 256 322 336 346	321138789774
SPT(16)	2281458763592771123	0 8 14 18 30 50 78 84 104 110 138 158 170 174 180 188	621836740630
SPT(16)	2281458805845974551	0 18 46 58 102 150 220 258 280 318 388 436 480 492 520 538	664089944058
STPT(10)	2281458850038548027	0 2 12 14 42 44 72 74 84 86	708282517534