Prime p₀= 2605402690441096709 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 114 18 18 18 66 8 6 4 18 2 18 4 6 8 66 18 18 18 114 (?)
a_n: 0 114 132 150 168 234 242 248 252 270 272 290 294 300 308 374 392 410 428 542
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: 542
Found by: JayPi
db: batch=82, k=20, 114 18 18 18 66 8 6 4 18 2

SPT(16)	2605401918585278213	0 8 48 90 120 140 174 224 234 284 318 338 368 410 450 458	-771855818496
SPT(16)	2605402270848002359	0 4 12 40 54 70 88 160 192 264 282 298 312 340 348 352	-419593094350
SPT(16)	2605402311392854229	0 60 68 72 90 200 224 230 252 258 282 392 410 414 422 482	-379048242480
SPT(16)	2605402339235230643	0 54 66 96 168 206 210 278 336 404 408 446 518 548 560 614	-351205866066
STPT(10)	2605402548518094497	0 2 30 32 42 44 54 56 84 86	-141923002212
SPT(16)	2605402560109664261	0 20 62 86 108 156 170 198 200 228 242 290 312 336 378 398	-130331432448
SPT(16)	2605402724004492239	0 2 20 60 72 78 92 128 174 210 224 230 242 282 300 302	33563395530
SPT(16)	2605403839329452297	0 6 42 44 50 110 114 182 204 272 276 336 342 344 380 386	1148888355588
SPT(16)	2605404181770360821	0 6 12 32 36 78 126 138 140 152 200 242 246 266 272 278	1491329264112
SPT(16)	2605404452822521121	0 32 90 162 168 192 206 228 230 252 266 290 296 368 426 458	1762381424412
SPT(16)	2605404733228878137	0 6 32 50 72 86 102 140 162 200 216 230 252 270 296 302	2042787781428