Prime p₀= 997976860494988613 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 18 36 14 10 6 26 10 14 10 26 6 10 14 36 18 (?)
a_n: 0 18 54 68 78 84 110 120 134 144 170 176 186 200 236 254
All 16 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 254
Found by: HenkM
db: batch=76, k=16, 18 36 14 10 6 26 10 14

STPT(10)	997976083178190671	0 2 36 38 78 80 120 122 156 158	-777316797942
STPT(10)	997976197813195397	0 2 30 32 42 44 54 56 84 86	-662681793216
STPT(10)	997976296362970751	0 2 30 32 78 80 126 128 156 158	-564132017862
STPT(10)	997976604530553911	0 2 6 8 48 50 90 92 96 98	-255964434702
STPT(10)	997976633759227667	0 2 30 32 42 44 54 56 84 86	-226735760946
STPT(10)	997976785142696477	0 2 24 26 42 44 60 62 84 86	-75352292136
STPT(10)	997977240162473279	0 2 18 20 60 62 102 104 120 122	379667484666
STPT(10)	997977268394706527	0 2 42 44 72 74 102 104 144 146	407899717914
SPT(16)	997977330965212861	0 6 18 28 106 120 130 156 202 228 238 252 330 340 352 358	470470224248
STPT(10)	997977456973985627	0 2 12 14 42 44 72 74 84 86	596478997014
TPT(14)	997977569052088697	0 2 42 44 384 386 414 416 450 452 492 494 504 506	708557100084