Prime p₀= 1974843181927870721 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 26 16 14 4 20 42 4 80 4 42 20 4 14 16 26 (?)
a_n: 0 26 42 56 60 80 122 126 206 210 252 272 276 290 306 332
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: 332
Found by: Dingo
db: batch=80, k=16, 26 16 14 4 20 42 4 80

SPT(16)	1974842197251388111	0 10 22 52 58 78 106 108 160 162 190 210 216 246 258 268	-984676482610
SPT(16)	1974842346411328957	0 12 24 30 34 54 70 82 84 96 112 132 136 142 154 166	-835516541764
STPT(10)	1974842465306446859	0 2 12 14 30 32 48 50 60 62	-716621423862
SPT(16)	1974842580706392521	0 18 42 48 50 68 92 98 102 108 132 150 152 158 182 200	-601221478200
TPT(14)	1974842777793896207	0 2 72 74 84 86 114 116 192 194 222 224 402 404	-404133974514
SPT(16)	1974843104225865689	0 18 44 62 72 78 114 132 140 158 194 200 210 228 254 272	-77702005032
STPT(10)	1974843588464219321	0 2 30 32 60 62 90 92 120 122	406536348600
SPT(16)	1974843643620788453	0 8 90 104 120 128 144 170 258 284 300 308 324 338 420 428	461692917732
STPT(10)	1974843716634450419	0 2 18 20 30 32 42 44 60 62	534706579698
SPT(16)	1974843778872541769	0 30 62 114 140 152 170 174 218 222 240 252 278 330 362 392	596944671048
SPT(16)	1974843799002589789	0 28 84 120 124 138 150 190 198 238 250 264 268 304 360 388	617074719068