Prime p₀= 780962643243731021 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 12 18 26 10 12 120 38 36 16 62 16 36 38 120 12 10 26 18 12 (?)
a_n: 0 12 30 56 66 78 198 236 272 288 350 366 402 440 560 572 582 608 626 638
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: 638
Found by: [SG]steini
db: batch=73, k=20, 12 18 26 10 12 120 38 36 16 62

STPT(10)	780961092264099959	0 2 42 44 60 62 78 80 120 122	-1550979631062
SPT(16)	780961386609240541	0 6 52 78 112 126 172 180 328 336 382 396 430 456 502 508	-1256634490480
SPT(16)	780961415313423737	0 12 26 50 60 84 86 116 120 150 152 176 186 210 224 236	-1227930307284
STPT(10)	780961444336912409	0 2 18 20 30 32 42 44 60 62	-1198906818612
STPT(10)	780961976049944807	0 2 24 26 42 44 60 62 84 86	-667193786214
SPT(16)	780962299621965449	0 8 42 48 80 150 158 248 294 384 392 462 494 500 534 542	-343621765572
STPT(10)	780963208117752509	0 2 12 14 90 92 168 170 180 182	564874021488
SPT(16)	780963383003275601	0 2 20 26 50 62 72 86 96 110 120 132 156 162 180 182	739759544580
SPT(16)	780963466720693481	0 38 60 80 108 158 198 260 276 338 378 428 456 476 498 536	823476962460
SPT(16)	780963528633460673	0 68 74 168 194 204 224 228 260 264 284 294 320 414 420 488	885389729652
SPT(16)	780964337662117823	0 14 30 44 56 68 90 104 120 134 156 168 180 194 210 224	1694418386802