Prime p₀= 1998236956995939701 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 6 12 12 30 6 42 42 6 30 12 12 6 (?)
a_n: 0 6 18 30 60 66 108 150 156 186 198 210 216
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: 216
Found by: Chooka
db: batch=80, k=13, 6 12 12 30 6 42

STPT(10)	1998235469980291151	0 2 36 38 78 80 120 122 156 158	-1487015648550
STPT(10)	1998235542267423617	0 2 54 56 72 74 90 92 144 146	-1414728516084
STPT(10)	1998235549980358859	0 2 18 20 30 32 42 44 60 62	-1407015580842
TPT(14)	1998236056996549787	0 2 42 44 60 62 84 86 102 104 240 242 264 266	-899999389914
STPT(10)	1998236260486641359	0 2 18 20 30 32 42 44 60 62	-696509298342
SPT(16)	1998236526611805421	0 6 42 76 88 138 156 162 166 172 190 240 252 286 322 328	-430384134280
SPT(16)	1998237422455378771	0 30 42 46 66 120 196 210 262 276 352 406 426 430 442 472	465459439070
TPT(14)	1998238303960852157	0 2 12 14 114 116 150 152 162 164 222 224 240 242	1346964912456
SPT(16)	1998238340157222101	0 26 66 78 96 108 168 180 266 278 338 350 368 380 420 446	1383161282400
SPT(16)	1998238826344530799	0 54 58 78 108 120 124 130 162 168 172 184 214 234 238 292	1869348591098
STPT(10)	1998239337594510221	0 2 30 32 78 80 126 128 156 158	2380598570520