Prime p₀= 492040359764942111 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 6 2 4 6 92 6 10 12 44 34 44 12 10 6 92 6 4 2 6 (?)
a_n: 0 6 8 12 18 110 116 126 138 182 216 260 272 282 288 380 386 390 392 398
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: 398
Found by: amazing
db: batch=70, k=20, 6 2 4 6 92 6 10 12 44 34

SPT(14)	492040294447399543	0 16 46 48 60 94 114 130 150 184 196 198 228 244	-65317542568
SPT(14)	492040299231053257	0 6 42 70 90 112 142 144 174 196 216 244 280 286	-60533888854
SPT(14)	492040300458208219	0 12 60 70 78 82 90 112 120 124 132 142 190 202	-59306733892
SPT(16)	492040301899675337	0 2 20 30 32 42 74 86 90 102 134 144 146 156 174 176	-57865266774
SPT(14)	492040309996450441	0 48 70 72 118 162 172 228 238 282 328 330 352 400	-49768491670
SPT(14)	492040330301652677	0 30 32 80 116 150 180 212 242 276 312 360 362 392	-29463289434
SPT(14)	492040407633179261	0 20 42 48 72 98 132 146 180 206 230 236 258 278	47868237150
TPT(12)	492040408069748411	0 2 108 110 150 152 156 158 168 170 186 188	48304806300
SPT(14)	492040408526561599	0 22 40 102 124 148 172 210 234 258 280 342 360 382	48761619488
SPT(16)	492040424246543131	0 12 42 82 156 166 168 180 208 220 222 232 306 346 376 388	64481601020
SPT(14)	492040477060303693	0 30 36 60 64 84 100 174 190 210 214 238 244 274	117295361582