Prime p₀= 2152566431566172339 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 2 18 48 42 28 30 2 12 28 12 2 30 28 42 48 18 2 (?)
a_n: 0 2 20 68 110 138 168 170 182 210 222 224 254 282 324 372 390 392
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: 392
Found by: vanos0512
db: batch=81, k=18, 2 18 48 42 28 30 2 12 28

SPT(16)	2152564404634093207	0 6 36 102 132 150 160 172 174 186 196 214 244 310 340 346	-2026932079132
TPT(14)	2152564747278291107	0 2 12 14 54 56 60 62 180 182 192 194 222 224	-1684287881232
SPT(16)	2152564842872540623	0 130 156 178 198 228 244 246 268 270 286 316 336 358 384 514	-1588693631716
SPT(16)	2152565229891413609	0 42 54 72 90 114 158 192 230 264 308 332 350 368 380 422	-1201674758730
STPT(10)	2152565813802507581	0 2 30 32 78 80 126 128 156 158	-617763664758
SPT(16)	2152565975227480591	0 30 36 48 70 76 126 132 136 142 192 198 220 232 238 268	-456338691748
SPT(20)	2152567446056614579	0 4 24 28 94 114 132 150 154 160 192 198 202 220 238 258 324 328 348 352	1014490442240
SPT(16)	2152567770258521309	0 12 14 24 114 140 150 170 234 254 264 290 380 390 392 404	1338692348970
STPT(10)	2152568257660953017	0 2 30 32 42 44 54 56 84 86	1826094780678
SPT(16)	2152568829852828901	0 10 16 28 40 52 66 70 78 82 96 108 120 132 138 148	2398286656562
SPT(16)	2152568945958609847	0 22 34 54 106 114 120 126 160 166 172 180 232 252 264 286	2514392437508