Prime p₀= 1949500090438884853 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 34 26 28 2 16 42 8 28 6 134 6 28 8 42 16 2 28 26 34 (?)
a_n: 0 34 60 88 90 106 148 156 184 190 324 330 358 366 408 424 426 454 480 514
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: 514
Found by: Landjunge
db: batch=80, k=20, 34 26 28 2 16 42 8 28 6 134

STPT(10)	1949499010705184747	0 2 30 32 42 44 54 56 84 86	-1079733700106
SPT(16)	1949499035224491221	0 6 32 38 60 66 72 80 168 176 182 188 210 216 242 248	-1055214393632
SPT(16)	1949499289101493417	0 30 46 82 112 124 126 156 220 250 252 264 294 330 346 376	-801337391436
SPT(16)	1949499741051593963	0 8 18 36 50 66 74 126 218 270 278 294 308 326 336 344	-349387290890
SPT(16)	1949499858477287131	0 10 46 66 70 72 78 96 112 130 136 138 142 162 198 208	-231961597722
STPT(10)	1949499908538578519	0 2 12 14 30 32 48 50 60 62	-181900306334
SPT(16)	1949500168339094299	0 52 54 108 130 144 222 234 238 250 328 342 364 418 420 472	77900209446
STPT(10)	1949500212671113601	0 2 36 38 78 80 120 122 156 158	122232228748
SPT(16)	1949500460721140581	0 66 196 202 232 256 270 276 382 388 402 426 456 462 592 658	370282255728
STPT(10)	1949500480198053017	0 2 42 44 72 74 102 104 144 146	389759168164
STPT(10)	1949500495344337751	0 2 6 8 48 50 90 92 96 98	404905452898