Prime p₀= 2981427980064454871 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 2 18 6 16 14 12 90 10 2 28 2 10 90 12 14 16 6 18 2 (?)
a_n: 0 2 20 26 42 56 68 158 168 170 198 200 210 300 312 326 342 348 366 368
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: 368
Found by: Asgard2022
db: batch=82, k=20, 2 18 6 16 14 12 90 10 2 28

SPT(16)	2981426574591345131	0 30 86 122 198 236 248 270 278 300 312 350 426 462 518 548	-1405473109740
STPT(10)	2981426848111782527	0 2 30 32 72 74 114 116 144 146	-1131952672344
SPT(16)	2981427034415324797	0 24 30 42 60 102 136 162 214 240 274 316 334 346 352 376	-945649130074
SPT(16)	2981427120363780887	0 24 44 56 84 152 192 212 264 284 324 392 420 432 452 476	-859700673984
SPT(16)	2981427175584677947	0 100 114 150 162 180 204 252 262 310 334 352 364 400 414 514	-804479776924
SPT(16)	2981427612740557781	0 42 86 92 126 132 170 212 216 258 296 302 336 342 386 428	-367323897090
SPT(16)	2981428128129531637	0 16 34 42 60 64 72 156 160 244 252 256 274 282 300 316	148065076766
SPT(16)	2981428805108261419	0 18 48 58 84 112 168 202 240 274 330 358 384 394 424 442	825043806548
STPT(10)	2981428841913404549	0 2 18 20 30 32 42 44 60 62	861848949678
SPT(16)	2981428892717452223	0 30 54 134 138 156 168 204 260 296 308 326 330 410 434 464	912652997352
SPT(16)	2981429059903317211	0 6 12 16 40 60 102 126 172 196 238 258 282 286 292 298	1079838862340