Prime p₀= 552085686578155937 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 6 26 22 18 12 30 6 6 6 92 6 6 6 30 12 18 22 26 6 (?)
a_n: 0 6 32 54 72 84 114 120 126 132 224 230 236 242 272 284 302 324 350 356
All 20 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 356
derived by truncating larger tuple
Found by: emoga
db: batch=57, k=20, 6 26 22 18 12 30 6 6 6 92

SPT(14)	552085612606031401	0 16 36 52 60 112 190 198 276 328 336 352 372 388	-73972124536
SPT(14)	552085614618911419	0 12 30 48 54 60 72 100 112 118 124 142 160 172	-71959244518
TPT(12)	552085626042740057	0 2 114 116 210 212 270 272 300 302 342 344	-60535415880
SPT(14)	552085641405051431	0 20 32 42 56 60 90 152 182 186 200 210 222 242	-45173104506
SPT(14)	552085679139868073	0 48 56 90 98 116 140 186 210 228 236 270 278 326	-7438287864
SPT(22)	552085686578155913	0 24 30 56 78 96 108 138 144 150 156 248 254 260 266 296 308 326 348 374 380 404	-24
STPT(10)	552085704754542821	0 2 30 32 78 80 126 128 156 158	18176386884
TPT(12)	552085705795376117	0 2 24 26 30 32 54 56 204 206 222 224	19217220180
TPT(12)	552085727616805517	0 2 90 92 114 116 120 122 132 134 144 146	41038649580
SPT(14)	552085727960252357	0 14 54 60 102 120 134 222 236 254 296 302 342 356	41382096420
SPT(14)	552085746376974427	0 10 16 72 76 94 106 120 132 150 154 210 216 226	59798818490
SPT(14)	552085795007774471	0 6 26 36 48 66 80 138 152 170 182 192 212 218	108429618534