Prime p₀= 2249172835684616747 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 14 12 18 22 26 28 20 30 76 30 20 28 26 22 18 12 14 (?)
a_n: 0 14 26 44 66 92 120 140 170 246 276 296 324 350 372 390 402 416
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 416
Found by: Orange Kid
db: batch=81, k=18, 14 12 18 22 26 28 20 30 76

SPT(16)	2249171702213321761	0 22 40 52 78 82 102 108 142 148 168 172 198 210 228 250	-1133471294986
TPT(14)	2249171794296293411	0 2 138 140 198 200 210 212 228 230 240 242 270 272	-1041388323336
STPT(10)	2249171830337510171	0 2 36 38 78 80 120 122 156 158	-1005347106576
TPT(14)	2249172069871738307	0 2 60 62 114 116 132 134 162 164 174 176 204 206	-765812878440
SPT(16)	2249172321214072687	0 10 34 46 70 90 114 130 180 196 220 240 264 276 300 310	-514470544060
STPT(12)	2249172752551047599	0 2 12 14 42 44 48 50 78 80 90 92	-83133569148
TPT(14)	2249173179814785557	0 2 60 62 144 146 180 182 210 212 264 266 324 326	344130168810
SPT(16)	2249173425597437371	0 28 36 82 102 120 148 156 172 180 208 226 246 292 300 328	589912820624
SPT(16)	2249173443415572797	0 26 32 44 90 92 132 146 210 224 264 266 312 324 330 356	607730956050
SPT(16)	2249173511269218727	0 46 64 70 100 114 142 144 172 174 202 216 246 252 270 316	675584601980
STPT(10)	2249173758318625667	0 2 12 14 42 44 72 74 84 86	922634008920