Prime p₀= 780909376984969487 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 24 26 4 8 28 2 64 20 34 20 64 2 28 8 4 26 24 (?)
a_n: 0 24 50 54 62 90 92 156 176 210 230 294 296 324 332 336 362 386
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 386
Found by: [SG]steini
db: batch=73, k=18, 24 26 4 8 28 2 64 20 34

STPT(10)	780908573166722981	0 2 36 38 78 80 120 122 156 158	-803818246506
SPT(16)	780908724251399869	0 34 54 60 72 94 124 168 184 228 258 280 292 298 318 352	-652733569618
SPT(16)	780908968028140769	0 12 20 42 44 90 102 114 140 152 164 210 212 234 242 254	-408956828718
STPT(10)	780908989222113467	0 2 42 44 72 74 102 104 144 146	-387762856020
SPT(16)	780909137339228431	0 46 58 70 72 78 88 186 202 300 310 316 318 330 342 388	-239645741056
SPT(16)	780909324816148679	0 42 54 98 114 128 134 198 284 348 354 368 384 428 440 482	-52168820808
SPT(16)	780909706272121891	0 6 12 66 76 126 150 168 190 208 232 282 292 346 352 358	329287152404
SPT(16)	780909741142520179	0 10 24 94 102 114 120 124 168 172 178 190 198 268 282 292	364157550692
STPT(10)	780909768547126037	0 2 30 32 42 44 54 56 84 86	391562156550
STPT(10)	780910277238633077	0 2 30 32 42 44 54 56 84 86	900253663590
STPT(10)	780911183974512917	0 2 60 62 72 74 84 86 144 146	1806989543430