Prime p₀= 2684249854213053563 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 24 6 8 12 6 28 6 24 26 24 6 28 6 12 8 6 24 (?)
a_n: 0 24 30 38 50 56 84 90 114 140 164 170 198 204 216 224 230 254
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: 254
Found by: RFGuy_KCCO
db: batch=82, k=18, 24 6 8 12 6 28 6 24 26

SPT(16)	2684247639070634383	0 4 6 36 94 96 106 126 214 234 244 246 304 334 336 340	-2215142419180
SPT(16)	2684247719691173969	0 14 72 90 98 120 134 144 158 168 182 204 212 230 288 302	-2134521879594
SPT(16)	2684248940896845719	0 18 78 80 102 144 158 174 218 234 248 290 312 314 374 392	-913316207844
STPT(10)	2684249079517163021	0 2 78 80 108 110 138 140 216 218	-774695890542
SPT(16)	2684249436898719491	0 42 68 102 156 162 168 182 216 230 236 242 296 330 356 398	-417314334072
SPT(16)	2684249739529265377	0 12 46 136 142 156 166 184 222 240 250 264 270 360 394 406	-114683788186
SPT(16)	2684250311021340007	0 4 16 24 46 60 66 70 90 94 100 114 136 144 156 160	456808286444
SPT(16)	2684250420673240487	0 26 54 66 74 90 132 150 176 194 236 252 260 272 300 326	566460186924
SPT(16)	2684250946349651669	0 14 44 50 168 200 204 240 272 308 312 344 462 468 498 512	1092136598106
SPT(16)	2684250991656279319	0 28 30 52 88 130 138 150 172 184 192 234 270 292 294 322	1137443225756
STPT(10)	2684251597279952669	0 2 12 14 30 32 48 50 60 62	1743066899106