Prime p₀= 1874134047119389331 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 68 70 8 6 28 2 16 8 6 64 6 8 16 2 28 6 8 70 68 (?)
a_n: 0 68 138 146 152 180 182 198 206 212 276 282 290 306 308 336 342 350 420 488
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: 488
derived by truncating larger tuple
Found by: [DPC] hansR
db: batch=79, k=20, 68 70 8 6 28 2 16 8 6 64

STPT(10)	1874133579171711041	0 2 30 32 60 62 90 92 120 122	-467947678290
SPT(16)	1874133829452631883	0 6 26 56 90 96 120 138 248 266 290 296 330 360 380 386	-217666757448
SPT(16)	1874133836846679269	0 12 38 72 110 114 122 164 198 240 248 252 290 324 350 362	-210272710062
STPT(10)	1874133836973314039	0 2 48 50 90 92 132 134 180 182	-210146075292
SPT(16)	1874133839825800607	0 20 54 66 146 164 242 264 272 294 372 390 470 482 516 536	-207293588724
SPT(22)	1874134047119389327	0 4 72 142 150 156 184 186 202 210 216 280 286 294 310 312 340 346 354 424 492 496	-4
TPT(14)	1874134202433837269	0 2 168 170 228 230 252 254 312 314 330 332 408 410	155314447938
STPT(10)	1874134795894811501	0 2 6 8 18 20 30 32 36 38	748775422170
STPT(10)	1874135010279267059	0 2 42 44 60 62 78 80 120 122	963159877728
STPT(10)	1874135618872626059	0 2 18 20 30 32 42 44 60 62	1571753236728
STPT(10)	1874135712147699347	0 2 12 14 42 44 72 74 84 86	1665028310016
TPT(14)	1874135923993734209	0 2 18 20 48 50 72 74 180 182 198 200 222 224	1876874344878