Prime p₀= 1998335868853246711 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 6 42 18 30 30 12 12 30 30 18 42 6 (?)
a_n: 0 6 48 66 96 126 138 150 180 210 228 270 276
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: 276
Found by: Landjunge
db: batch=80, k=13, 6 42 18 30 30 12

SPT(16)	1998334261942791023	0 14 26 38 44 80 104 108 146 150 174 210 216 228 240 254	-1606910455688
SPT(16)	1998334542380785093	0 4 18 24 46 60 64 66 88 90 94 108 130 136 150 154	-1326472461618
STPT(10)	1998334893372443201	0 2 36 38 78 80 120 122 156 158	-975480803510
STPT(10)	1998334938849478907	0 2 30 32 42 44 54 56 84 86	-930003767804
SPT(16)	1998335665797317797	0 46 60 82 84 100 114 126 130 142 156 172 174 196 210 256	-203055928914
STPT(10)	1998335763219725087	0 2 12 14 72 74 132 134 144 146	-105633521624
STPT(10)	1998336027141894677	0 2 12 14 42 44 72 74 84 86	158288647966
SPT(16)	1998337468042379081	0 38 66 78 98 120 182 228 230 276 338 360 380 392 420 458	1599189132370
STPT(10)	1998337490084747351	0 2 126 128 138 140 150 152 276 278	1621231500640
STPT(10)	1998337604753948699	0 2 42 44 90 92 138 140 180 182	1735900701988
STPT(10)	1998337947973911911	0 2 6 8 48 50 90 92 96 98	2079120665200