Prime p₀= 3521134932267880717 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 10 2 64 26 28 36 18 18 14 4 14 18 18 36 28 26 64 2 10 (?)
a_n: 0 10 12 76 102 130 166 184 202 216 220 234 252 270 306 334 360 424 426 436
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: 436
Found by: [DPC] hansR
db: batch=83, k=20, 10 2 64 26 28 36 18 18 14 4

STPT(10)	3521133134540898629	0 2 18 20 30 32 42 44 60 62	-1797726982088
SPT(16)	3521133313548064583	0 36 54 74 78 80 84 110 174 200 204 206 210 230 248 284	-1618719816134
STPT(10)	3521133526043521931	0 2 6 8 48 50 90 92 96 98	-1406224358786
SPT(16)	3521133526561631989	0 10 24 60 78 82 94 120 172 198 210 214 232 268 282 292	-1405706248728
STPT(10)	3521133694502261741	0 2 36 38 78 80 120 122 156 158	-1237765618976
SPT(16)	3521134222997173141	0 28 72 78 102 132 160 210 220 270 298 328 352 358 402 430	-709270707576
SPT(16)	3521135184536853181	0 6 30 42 70 72 90 100 228 238 256 258 286 298 322 328	252268972464
SPT(16)	3521135236768043801	0 8 26 36 56 78 98 176 180 258 278 300 320 330 348 356	304500163084
SPT(16)	3521135310277971391	0 10 22 46 78 102 106 148 150 192 196 220 252 276 288 298	378010090674
SPT(16)	3521135591781411083	0 8 18 50 60 96 126 146 168 188 218 254 264 296 306 314	659513530366
TPT(14)	3521135601388253501	0 2 48 50 90 92 120 122 156 158 228 230 246 248	669120372784