Prime p₀= 1208803342617754717 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 10 12 92 12 64 6 44 30 4 38 4 30 44 6 64 12 92 12 10 (?)
a_n: 0 10 22 114 126 190 196 240 270 274 312 316 346 390 396 460 472 564 576 586
All 20 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 586
Found by: mikey
db: batch=77, k=20, 10 12 92 12 64 6 44 30 4 38

SPT(16)	1208802797588024209	0 28 60 64 70 88 114 120 148 154 180 198 204 208 240 268	-545029730508
TPT(14)	1208802821062978619	0 2 30 32 60 62 78 80 162 164 210 212 252 254	-521554776098
SPT(16)	1208802947845552469	0 2 44 50 78 90 138 174 218 254 302 314 342 348 390 392	-394772202248
STPT(10)	1208803035180465887	0 2 30 32 42 44 54 56 84 86	-307437288830
STPT(10)	1208803054900931261	0 2 36 38 78 80 120 122 156 158	-287716823456
SPT(16)	1208803232352993073	0 4 40 108 136 154 156 174 220 238 240 258 286 354 390 394	-110264761644
TPT(14)	1208804059366870451	0 2 6 8 18 20 168 170 258 260 270 272 300 302	716749115734
SPT(16)	1208804071923024971	0 8 20 36 42 56 60 98 150 188 192 206 212 228 240 248	729305270254
SPT(16)	1208804087274760499	0 12 18 120 132 158 174 180 182 188 204 230 242 344 350 362	744657005782
SPT(16)	1208804638397513743	0 66 78 138 166 178 208 214 270 276 306 318 346 406 418 484	1295779759026
SPT(16)	1208804837323487191	0 28 58 78 90 100 120 160 168 208 228 238 250 270 300 328	1494705732474