Prime p₀= 2631680211875258371 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 18 4 14 24 40 20 58 14 4 14 58 20 40 24 14 4 18 (?)
a_n: 0 18 22 36 60 100 120 178 192 196 210 268 288 328 352 366 370 388
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: 388
Found by: RFGuy_KCCO
db: batch=82, k=18, 18 4 14 24 40 20 58 14 4

SPT(16)	2631679145856222829	0 12 22 48 54 78 90 108 124 142 154 178 184 210 220 232	-1066019035542
STPT(10)	2631679526417308067	0 2 30 32 42 44 54 56 84 86	-685457950304
SPT(16)	2631679548348604469	0 20 30 44 50 74 78 104 144 170 174 198 204 218 228 248	-663526653902
SPT(16)	2631679633279023781	0 70 72 88 136 138 192 220 258 286 340 342 390 406 408 478	-578596234590
SPT(16)	2631680135044540661	0 20 26 50 56 86 90 92 96 98 102 132 138 162 168 188	-76830717710
SPT(16)	2631680210097302101	0 36 58 70 100 126 136 148 168 180 190 216 246 258 280 316	-1777956270
STPT(10)	2631680444992452167	0 2 12 14 42 44 72 74 84 86	233117193796
SPT(16)	2631681423837736637	0 2 72 120 170 176 210 230 246 266 300 306 356 404 474 476	1211962478266
SPT(16)	2631681950647282483	0 100 108 130 136 144 166 178 186 198 220 228 234 256 264 364	1738772024112
SPT(18)	2631682457712894517	0 16 22 46 54 70 72 100 112 114 126 154 156 172 180 204 210 226	2245837636146
SPT(16)	2631682516773943099	0 42 82 102 112 154 162 208 294 340 348 390 400 420 460 502	2304898684728