Prime p₀= 1974122091159270509 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 2 28 42 20 106 2 4 134 4 2 106 20 42 28 2 (?)
a_n: 0 2 30 72 92 198 200 204 338 342 344 450 470 512 540 542
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: 542
Found by: Dingo
db: batch=80, k=16, 2 28 42 20 106 2 4 134

SPT(16)	1974120680726583629	0 60 140 182 192 230 282 294 458 470 522 560 570 612 692 752	-1410432686880
SPT(16)	1974120987549348413	0 6 14 90 114 116 140 200 294 354 378 380 404 480 488 494	-1103609922096
SPT(16)	1974121089012071869	0 22 52 58 78 94 100 130 132 162 168 184 204 210 240 262	-1002147198640
STPT(10)	1974121141006279607	0 2 24 26 42 44 60 62 84 86	-950152990902
STPT(10)	1974121221906480641	0 2 36 38 78 80 120 122 156 158	-869252789868
SPT(16)	1974121819814428561	0 36 40 72 82 90 96 106 132 142 148 156 166 198 202 238	-271344841948
TPT(14)	1974122400900188081	0 2 30 32 90 92 138 140 168 170 180 182 336 338	309740917572
SPT(16)	1974122484475355243	0 44 54 80 86 138 170 198 206 234 266 318 324 350 360 404	393316084734
STPT(10)	1974122543551829579	0 2 18 20 30 32 42 44 60 62	452392559070
SPT(16)	1974122665892147777	0 30 96 116 132 156 210 216 320 326 380 404 420 440 506 536	574732877268
STPT(10)	1974122686214826737	0 2 42 44 72 74 102 104 144 146	595055556228