Prime p₀= 754127515418906143 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 6 70 42 20 42 58 2 24 6 124 6 24 2 58 42 20 42 70 6 (?)
a_n: 0 6 76 118 138 180 238 240 264 270 394 400 424 426 484 526 546 588 658 664
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: 664
Found by: jozef j
db: batch=73, k=20, 6 70 42 20 42 58 2 24 6 124

SPT(16)	754125819937091527	0 66 70 72 76 126 162 190 246 274 310 360 364 366 370 436	-1695481814616
SPT(16)	754126635499917637	0 16 34 66 84 96 100 114 136 150 154 166 184 216 234 250	-879918988506
SPT(18)	754126745413490333	0 24 36 104 120 146 164 176 258 296 378 390 408 434 450 518 530 554	-770005415810
SPT(16)	754127009193926573	0 6 14 84 98 168 174 206 228 260 266 336 350 420 428 434	-506224979570
TPT(14)	754127214140217761	0 2 30 32 60 62 126 128 216 218 240 242 306 308	-301278688382
SPT(16)	754127246637566693	0 8 14 24 30 80 104 108 110 114 138 188 194 204 210 218	-268781339450
SPT(16)	754127853134279747	0 2 14 26 44 90 110 144 182 216 236 282 300 312 324 326	337715373604
TPT(14)	754128171768659159	0 2 90 92 132 134 162 164 180 182 330 332 348 350	656349753016
SPT(16)	754128206988292739	0 12 14 50 54 108 114 180 182 248 254 308 312 348 350 362	691569386596
SPT(16)	754128331290288277	0 22 36 64 94 100 102 114 142 154 156 162 192 220 234 256	815871382134
SPT(16)	754128838786064953	0 24 30 94 96 120 124 126 178 180 184 208 210 274 280 304	1323367158810