Prime p₀= 2934260418589104091 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 18 40 2 10 12 48 50 52 6 2 6 52 50 48 12 10 2 40 18 (?)
a_n: 0 18 58 60 70 82 130 180 232 238 240 246 298 348 396 408 418 420 460 478
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: 478
derived by truncating larger tuple
Found by: [SG-FC] hl
db: batch=82, k=20, 18 40 2 10 12 48 50 52 6 2

SPT(16)	2934258680227222973	0 44 60 120 174 198 254 260 294 300 356 380 434 494 510 554	-1738361881118
STPT(10)	2934259001190483509	0 2 12 14 90 92 168 170 180 182	-1417398620582
STPT(10)	2934260338609000937	0 2 30 32 42 44 54 56 84 86	-79980103154
STPT(10)	2934260382404865329	0 2 12 14 30 32 48 50 60 62	-36184238762
SPT(16)	2934260416132569521	0 20 72 78 132 140 156 158 240 242 258 266 320 326 378 398	-2456534570
SPT(22)	2934260418589104047	0 44 62 102 104 114 126 174 224 276 282 284 290 342 392 440 452 462 464 504 522 566	-44
STPT(10)	2934260432816249567	0 2 30 32 60 62 90 92 120 122	14227145476
SPT(16)	2934260505216036439	0 18 22 60 88 130 132 150 172 190 192 234 262 300 304 322	86626932348
STPT(10)	2934260958777620159	0 2 42 44 120 122 198 200 240 242	540188516068
TPT(14)	2934261072176995571	0 2 6 8 48 50 108 110 168 170 180 182 258 260	653587891480
STPT(10)	2934261235569189857	0 2 60 62 102 104 144 146 204 206	816980085766
STPT(10)	2934261671666075579	0 2 48 50 90 92 132 134 180 182	1253076971488