Prime p₀= 930591929771951123 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 18 2 4 24 32 58 2 84 10 26 10 84 2 58 32 24 4 2 18 (?)
a_n: 0 18 20 24 48 80 138 140 224 234 260 270 354 356 414 446 470 474 476 494
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: 494
derived by truncating larger tuple
Found by: Theadalus
db: batch=76, k=20, 18 2 4 24 32 58 2 84 10 26

SPT(18)	930589392708772633	0 28 40 48 58 90 118 148 210 238 300 330 358 390 400 408 420 448	-2537063178490
STPT(10)	930589481132208809	0 2 18 20 30 32 42 44 60 62	-2448639742314
STPT(10)	930590226915056801	0 2 36 38 78 80 120 122 156 158	-1702856894322
STPT(10)	930590541584381747	0 2 24 26 42 44 60 62 84 86	-1388187569376
STPT(12)	930591026663164001	0 2 36 38 48 50 78 80 90 92 126 128	-903108787122
SPT(22)	930591929771951081	0 42 60 62 66 90 122 180 182 266 276 302 312 396 398 456 488 512 516 518 536 578	-42
SPT(16)	930591940644213247	0 10 46 54 100 114 126 136 144 154 166 180 226 234 270 280	10872262124
SPT(16)	930591960498777697	0 46 52 102 112 130 136 220 222 306 312 330 340 390 396 442	30726826574
TPT(14)	930593195587176221	0 2 60 62 156 158 198 200 216 218 240 242 246 248	1265815225098
STPT(10)	930593293335235289	0 2 42 44 90 92 138 140 180 182	1363563284166
STPT(10)	930593384962379387	0 2 12 14 42 44 72 74 84 86	1455190428264
STPT(12)	930593540159850629	0 2 30 32 72 74 168 170 210 212 240 242	1610387899506