Prime p₀= 3022889210985927221 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 26 4 8 12 42 10 18 2 34 2 18 10 42 12 8 4 26 (?)
a_n: 0 26 30 38 50 92 102 120 122 156 158 176 186 228 240 248 252 278
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: 278
Found by: JayPi
db: batch=82, k=18, 26 4 8 12 42 10 18 2 34

SPT(18)	3022887863530507807	0 24 46 84 94 106 120 126 130 150 154 160 174 186 196 234 256 280	-1347455419414
SPT(16)	3022888530341401123	0 28 30 54 114 120 138 178 180 220 238 244 304 328 330 358	-680644526098
SPT(16)	3022889018920692457	0 16 22 34 72 96 126 184 222 280 310 334 372 384 390 406	-192065234764
SPT(16)	3022889057984608537	0 70 102 160 186 256 264 270 436 442 450 520 546 604 636 706	-153001318684
SPT(16)	3022889091299037671	0 68 102 116 168 216 218 242 366 390 392 440 492 506 540 608	-119686889550
STPT(10)	3022889139900916841	0 2 36 38 78 80 120 122 156 158	-71085010380
SPT(16)	3022889230842991043	0 8 30 78 114 146 156 158 216 218 228 260 296 344 366 374	19857063822
SPT(13)	3022889262814121971	0 36 72 102 132 156 186 216 240 270 300 336 372	51828194750
SPT(16)	3022889326793086739	0 60 120 140 162 182 192 218 282 308 318 338 360 380 440 500	115807159518
SPT(16)	3022890705377668681	0 28 40 48 112 118 138 142 216 220 240 246 310 318 330 358	1494391741460
SPT(16)	3022890862050393869	0 8 104 108 122 132 182 194 318 330 380 390 404 408 504 512	1651064466648