Prime p₀= 2049955471685886043 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 48 12 6 4 6 68 16 8 58 8 16 68 6 4 6 12 48 (?)
a_n: 0 48 60 66 70 76 144 160 168 226 234 250 318 324 328 334 346 394
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: 394
Found by: [AF>Le_Pommier] Jerome_C2005
db: batch=80, k=18, 48 12 6 4 6 68 16 8 58

SPT(16)	2049954628030528267	0 34 46 60 72 90 100 102 154 156 166 184 196 210 222 256	-843655357776
SPT(16)	2049954706409422909	0 24 42 52 132 154 162 172 210 220 228 250 330 340 358 382	-765276463134
STPT(10)	2049954901963503047	0 2 60 62 102 104 144 146 204 206	-569722382996
SPT(16)	2049955238871890677	0 34 52 64 136 186 192 202 204 214 220 270 342 354 372 406	-232813995366
STPT(12)	2049955274397550781	0 2 18 20 30 32 228 230 240 242 258 260	-197288335262
STPT(10)	2049955288362943979	0 2 42 44 90 92 138 140 180 182	-183322942064
SPT(16)	2049955476993684157	0 24 60 100 214 216 226 244 252 270 280 282 396 436 472 496	5307798114
SPT(18)	2049955547109921071	0 8 12 38 60 96 122 126 176 192 242 246 272 308 330 356 360 368	75424035028
SPT(16)	2049955761204997187	0 14 42 72 80 90 110 114 122 126 146 156 164 194 222 236	289519111144
SPT(16)	2049955901249960317	0 40 94 180 190 204 220 234 262 276 292 306 316 402 456 496	429564074274
TPT(14)	2049955947813776867	0 2 42 44 72 74 102 104 132 134 174 176 210 212	476127890824