Prime p₀= 2257256004501719479 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 34 6 12 18 14 28 2 40 18 8 18 40 2 28 14 18 12 6 34 (?)
a_n: 0 34 40 52 70 84 112 114 154 172 180 198 238 240 268 282 300 312 318 352
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: 352
derived by truncating larger tuple
Found by: JayPi
db: batch=81, k=20, 34 6 12 18 14 28 2 40 18 8

STPT(10)	2257254495102371111	0 2 6 8 48 50 90 92 96 98	-1509399348368
STPT(10)	2257254647571944717	0 2 30 32 72 74 114 116 144 146	-1356929774762
TPT(14)	2257255493242957577	0 2 30 32 42 44 84 86 234 236 240 242 324 326	-511258761902
SPT(16)	2257255886363850923	0 6 18 36 50 74 104 126 158 180 210 234 248 266 278 284	-118137868556
STPT(10)	2257255933937674037	0 2 30 32 42 44 54 56 84 86	-70564045442
SPT(22)	2257256004501719449	0 30 64 70 82 100 114 142 144 184 202 210 228 268 270 298 312 330 342 348 382 412	-30
STPT(10)	2257256415715308617	0 2 30 32 42 44 54 56 84 86	411213589138
TPT(14)	2257256468454132779	0 2 12 14 30 32 60 62 102 104 138 140 228 230	463952413300
TPT(14)	2257257065302602749	0 2 42 44 78 80 138 140 180 182 222 224 330 332	1060800883270
SPT(16)	2257257111032680709	0 54 68 128 140 150 170 194 198 222 242 252 264 324 338 392	1106530961230
SPT(16)	2257257201521593993	0 10 40 66 100 120 126 138 166 178 184 204 238 264 294 304	1197019874514
TPT(14)	2257257264910285829	0 2 78 80 240 242 252 254 330 332 372 374 408 410	1260408566350