Prime p₀= 997813914687769451 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 18 2 6 82 30 12 2 34 2 12 30 82 6 2 18 (?)
a_n: 0 18 20 26 108 138 150 152 186 188 200 230 312 318 320 338
All 16 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 338
Found by: Theadalus
db: batch=76, k=16, 18 2 6 82 30 12 2 34

SPT(16)	997811522394002359	0 4 28 102 112 124 130 142 150 162 168 180 190 264 288 292	-2392293767092
STPT(10)	997811706214310171	0 2 30 32 60 62 90 92 120 122	-2208473459280
STPT(10)	997811866460141567	0 2 30 32 102 104 174 176 204 206	-2048227627884
SPT(16)	997812790348707551	0 26 72 110 158 170 186 252 296 362 378 390 438 476 522 548	-1124339061900
STPT(10)	997812847861325051	0 2 6 8 48 50 90 92 96 98	-1066826444400
SPT(16)	997813742885769653	0 8 18 54 84 110 116 138 176 198 204 230 260 296 306 314	-171801999798
SPT(16)	997813973467438349	0 62 68 74 110 138 158 180 182 204 224 252 288 294 300 362	58779668898
SPT(16)	997814104902691441	0 22 30 82 102 106 150 162 256 268 312 316 336 388 396 418	190214921990
TPT(16)	997814501405754689	0 2 18 20 60 62 72 74 150 152 198 200 228 230 270 272	586717985238
STPT(10)	997814508214620137	0 2 30 32 42 44 54 56 84 86	593526850686
SPT(16)	997814629852653253	0 34 40 60 70 88 156 208 246 298 366 384 394 414 420 454	715164883802