Prime p₀= 2556515288292254693 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 50 18 28 68 60 4 20 58 20 4 60 68 28 18 50 (?)
a_n: 0 50 68 96 164 224 228 248 306 326 330 390 458 486 504 554
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: 554
Found by: JayPi
db: batch=82, k=16, 50 18 28 68 60 4 20 58

STPT(10)	2556513845292628889	0 2 48 50 90 92 132 134 180 182	-1442999625804
STPT(10)	2556514588459129547	0 2 12 14 42 44 72 74 84 86	-699833125146
SPT(16)	2556514603500367577	0 14 84 104 140 246 254 260 306 312 320 426 462 482 552 566	-684791887116
STPT(10)	2556514661016882677	0 2 42 44 72 74 102 104 144 146	-627275372016
SPT(16)	2556514679497504801	0 10 162 192 196 202 216 262 270 316 330 336 340 370 522 532	-608794749892
SPT(16)	2556514999682774657	0 86 92 192 216 224 234 246 260 272 282 290 314 414 420 506	-288609480036
SPT(16)	2556515513342698007	0 14 44 60 72 80 104 132 182 210 234 242 254 270 300 314	225050443314
SPT(16)	2556516056342025221	0 90 138 146 176 198 210 236 240 266 278 300 330 338 386 476	768049770528
SPT(16)	2556516116106213259	0 34 40 64 78 94 108 124 174 190 204 220 234 258 264 298	827813958566
SPT(16)	2556516152847957437	0 54 96 102 144 156 186 252 254 320 350 362 404 410 452 506	864555702744
SPT(16)	2556516609354141743	0 30 56 60 134 144 170 194 210 234 260 270 344 348 374 404	1321061887050