Prime p₀= 2644958125706319067 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 22 84 6 84 8 28 42 36 26 36 42 28 8 84 6 84 22 (?)
a_n: 0 22 106 112 196 204 232 274 310 336 372 414 442 450 534 540 624 646
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: 646
Found by: RFGuy_KCCO
db: batch=82, k=18, 22 84 6 84 8 28 42 36 26

SPT(16)	2644956737651245847	0 12 20 26 42 86 90 92 174 176 180 224 240 246 254 266	-1388055073220
SPT(16)	2644957543761332759	0 18 50 78 102 108 128 198 254 324 344 350 374 402 434 452	-581944986308
STPT(10)	2644957547364792719	0 2 42 44 90 92 138 140 180 182	-578341526348
TPT(14)	2644957746414995381	0 2 30 32 210 212 240 242 276 278 318 320 360 362	-379291323686
SPT(16)	2644957807227228667	0 12 42 52 54 72 100 114 220 234 262 280 282 292 322 334	-318479090400
STPT(10)	2644958010515468699	0 2 18 20 60 62 102 104 120 122	-115190850368
SPT(16)	2644958783533196633	0 26 38 54 60 84 110 114 140 144 170 194 200 216 228 254	657826877566
SPT(16)	2644958987179940771	0 32 48 60 68 72 90 98 132 140 158 162 170 182 198 230	861473621704
SPT(16)	2644959884114236049	0 8 50 54 128 152 162 188 204 230 240 264 338 342 384 392	1758407916982
SPT(16)	2644959963880532533	0 16 54 88 130 154 180 190 204 214 240 264 306 340 378 394	1838174213466
SPT(16)	2644960053182161349	0 12 24 68 150 192 194 200 252 258 260 302 384 428 440 452	1927475842282