Prime p₀= 938694799553791681 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 10 8 24 6 30 70 2 22 20 64 20 22 2 70 30 6 24 8 10 (?)
a_n: 0 10 18 42 48 78 148 150 172 192 256 276 298 300 370 400 406 430 438 448
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: 448
Found by: Fornax
db: batch=76, k=20, 10 8 24 6 30 70 2 22 20 64

STPT(10)	938693060088223337	0 2 60 62 72 74 84 86 144 146	-1739465568344
SPT(16)	938693160639192097	0 34 40 42 72 90 112 124 132 144 166 184 214 216 222 256	-1638914599584
SPT(16)	938693292191523343	0 48 76 88 90 138 156 178 258 280 298 346 348 360 388 436	-1507362268338
SPT(16)	938693397615645689	0 8 44 62 72 92 180 194 198 212 300 320 330 348 384 392	-1401938145992
SPT(16)	938693726702868313	0 4 30 84 118 190 196 216 268 288 294 366 400 454 480 484	-1072850923368
SPT(16)	938694123125250851	0 6 8 30 32 80 102 116 132 146 168 216 218 240 242 248	-676428540830
SPT(16)	938695068911252623	0 24 36 40 48 76 90 94 120 124 138 166 174 178 190 214	269357460942
SPT(16)	938695162891133863	0 10 28 36 54 64 124 130 144 150 210 220 238 246 264 274	363337342182
SPT(16)	938695275375733921	0 6 28 40 58 78 90 148 168 226 238 258 276 288 310 316	475821942240
SPT(16)	938695313515907639	0 18 20 60 110 138 152 158 252 258 272 300 350 390 392 410	513962115958
STPT(10)	938695451221605557	0 2 30 32 42 44 54 56 84 86	651667813876