Prime p₀= 401159442744536837 starts a Symmetric tuple of 14 consecutive primes (SPT).
d_n: 0 6 50 16 68 4 26 16 26 4 68 16 50 6 (?)
a_n: 0 6 56 72 140 144 170 186 212 216 284 300 350 356
All 14 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 356
Found by: Cruncher Pete
db: batch=70, k=14, 6 50 16 68 4 26 16

TPT(12)	401159403720635951	0 2 18 20 30 32 138 140 150 152 156 158	-39023900886
SPT(14)	401159410090778951	0 2 6 8 56 86 98 120 132 162 210 212 216 218	-32653757886
SPT(14)	401159432110407329	0 90 98 104 120 144 188 204 248 272 288 294 302 392	-10634129508
SPT(14)	401159433962737787	0 12 24 42 54 56 80 126 150 152 164 182 194 206	-8781799050
SPT(14)	401159435404002493	0 10 40 54 70 84 180 238 334 348 364 378 408 418	-7340534344
SPT(14)	401159441061629153	0 18 24 44 156 168 180 224 236 248 360 380 386 404	-1682907684
SPT(14)	401159456699972401	0 6 16 28 48 58 70 78 90 100 120 132 142 148	13955435564
SPT(14)	401159463821896657	0 12 52 70 82 120 132 154 166 204 216 234 274 286	21077359820
SPT(14)	401159468988488671	0 6 18 40 48 82 88 90 96 130 138 160 172 178	26243951834
TPT(12)	401159472598523447	0 2 42 44 54 56 72 74 84 86 144 146	29853986610
SPT(14)	401159475034438147	0 16 42 76 84 100 102 154 156 172 180 214 240 256	32289901310