Prime p₀= 2171214725260486823 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 24 30 90 36 6 24 24 6 36 90 30 24 (?)
a_n: 0 24 54 144 180 186 210 234 240 276 366 396 420
All 13 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 420
Found by: JayPi
db: batch=81, k=13, 24 30 90 36 6 24

STPT(10)	2171212801703599439	0 2 42 44 60 62 78 80 120 122	-1923556887384
STPT(10)	2171213369665919387	0 2 54 56 72 74 90 92 144 146	-1355594567436
SPT(16)	2171213888017703401	0 36 46 60 66 70 88 108 148 168 186 190 196 210 220 256	-837242783422
STPT(10)	2171214325904640629	0 2 18 20 30 32 42 44 60 62	-399355846194
STPT(10)	2171214377474143217	0 2 60 62 72 74 84 86 144 146	-347786343606
TPT(14)	2171214684315236111	0 2 30 32 60 62 66 68 156 158 198 200 210 212	-40945250712
SPT(16)	2171215397983185713	0 14 68 90 108 120 246 258 266 278 404 416 434 456 510 524	672722698890
STPT(10)	2171215667377965587	0 2 30 32 42 44 54 56 84 86	942117478764
SPT(16)	2171215840594297501	0 70 72 120 160 202 208 246 292 330 336 378 418 466 468 538	1115333810678
SPT(16)	2171216008701482647	0 10 64 100 102 112 154 156 190 192 234 244 246 282 336 346	1283440995824
STPT(10)	2171216064723246857	0 2 30 32 42 44 54 56 84 86	1339462760034