Prime p₀= 3087420419928315167 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 6 8 18 4 74 10 14 52 80 34 80 52 14 10 74 4 18 8 6 (?)
a_n: 0 6 14 32 36 110 120 134 186 266 300 380 432 446 456 530 534 552 560 566
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: 566
Found by: PhilTheNet
db: batch=83, k=20, 6 8 18 4 74 10 14 52 80 34

STPT(10)	3087418504268014991	0 2 6 8 48 50 90 92 96 98	-1915660300176
TPT(14)	3087418622236901891	0 2 66 68 78 80 156 158 180 182 306 308 336 338	-1797691413276
TPT(14)	3087418630015584461	0 2 18 20 48 50 60 62 120 122 186 188 366 368	-1789912730706
STPT(10)	3087419393939644319	0 2 48 50 90 92 132 134 180 182	-1025988670848
SPT(16)	3087419770778429473	0 6 46 90 100 168 216 244 270 298 346 414 424 468 508 514	-649149885694
SPT(16)	3087420403651874011	0 12 40 78 82 100 112 120 130 138 150 168 172 210 238 250	-16276441156
SPT(16)	3087420448440304307	0 14 36 126 146 200 206 210 290 294 300 354 374 464 486 500	28511989140
STPT(10)	3087420485881081307	0 2 60 62 72 74 84 86 144 146	65952766140
SPT(16)	3087421204612329401	0 6 38 62 68 102 150 180 188 218 266 300 306 330 362 368	784684014234
TPT(14)	3087421241304437291	0 2 18 20 36 38 90 92 126 128 198 200 210 212	821376122124
STPT(10)	3087421330442606159	0 2 30 32 60 62 90 92 120 122	910514290992