Prime p₀= 1623645576400486627 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 6 60 36 4 6 20 18 6 16 2 16 6 18 20 6 4 36 60 6 (?)
a_n: 0 6 66 102 106 112 132 150 156 172 174 190 196 214 234 240 244 280 340 346
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: 346
Found by: biodoc
db: batch=78, k=20, 6 60 36 4 6 20 18 6 16 2

SPT(16)	1623643894160612521	0 10 22 46 66 70 82 96 112 126 138 142 162 186 198 208	-1682239874106
SPT(16)	1623643911292074979	0 28 82 88 94 118 150 172 180 202 234 258 264 270 324 352	-1665108411648
SPT(16)	1623644292097138697	0 42 50 60 80 162 180 192 194 206 224 306 326 336 344 386	-1284303347930
SPT(16)	1623644452146497663	0 18 56 60 116 158 200 246 260 306 348 390 446 450 488 506	-1124253988964
SPT(16)	1623644756670986971	0 6 78 88 96 108 126 148 150 172 190 202 210 220 292 298	-819729499656
SPT(16)	1623645385724773277	0 12 14 20 32 144 146 152 174 180 182 294 306 312 314 326	-190675713350
SPT(16)	1623646041041923931	0 30 36 62 96 140 146 152 240 246 252 296 330 356 362 392	464641437304
SPT(16)	1623646357107362593	0 4 36 76 78 124 154 166 168 180 210 256 258 298 330 334	780706875966
SPT(16)	1623646361815800031	0 58 166 198 240 292 300 306 322 328 336 388 430 462 570 628	785415313404
STPT(10)	1623646580586352031	0 2 66 68 108 110 150 152 216 218	1004185865404
SPT(16)	1623647362866918533	0 26 44 56 96 110 126 134 180 188 204 218 258 270 288 314	1786466431906