Prime p₀= 47684547913968503 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 48 42 68 10 2 10 20 36 4 26 4 36 20 10 2 10 68 42 48 (?)
a_n: 0 48 90 158 168 170 180 200 236 240 266 270 306 326 336 338 348 416 458 506
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: 506
derived by truncating larger tuple
Found by: Egon olsen
db: batch=65, k=20, 48 42 68 10 2 10 20 36 4 26

SPT(14)	47684500066538323	0 4 60 70 120 154 174 274 294 328 378 388 444 448	-47847430180
SPT(14)	47684518828132579	0 12 42 60 78 82 112 198 228 232 250 268 298 310	-29085835924
SPT(14)	47684536115029183	0 10 16 18 54 58 88 96 126 130 166 168 174 184	-11798939320
STPT(10)	47684536962277511	0 2 6 8 18 20 30 32 36 38	-10951690992
SPT(14)	47684541547793851	0 12 28 60 100 108 130 150 172 180 220 252 268 280	-6366174652
SPT(22)	47684547913968499	0 4 52 94 162 172 174 184 204 240 244 270 274 310 330 340 342 352 420 462 510 514	-4
SPT(16)	47684550083960477	0 20 24 44 56 72 84 134 162 212 224 240 252 272 276 296	2169991974
SPT(14)	47684573106850531	0 66 70 78 108 120 148 180 208 220 250 258 262 328	25192882028
SPT(14)	47684579508400469	0 18 20 38 68 90 108 134 152 174 204 222 224 242	31594431966
TPT(12)	47684579567703707	0 2 12 14 30 32 54 56 72 74 114 116	31653735204
SPT(14)	47684580915740719	0 10 88 100 124 130 144 178 192 198 222 234 312 322	33001772216
SPT(16)	47684590459390837	0 12 36 40 42 66 82 102 130 150 166 190 192 196 220 232	42545422334