Prime p₀= 310315631931782579 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 12 8 64 6 80 4 8 16 14 28 14 16 8 4 80 6 64 8 12 (?)
a_n: 0 12 20 84 90 170 174 182 198 212 240 254 270 278 282 362 368 432 440 452
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: 452
derived by truncating larger tuple
Found by: [SETI.USA]Tank_Master
db: batch=70, k=20, 12 8 64 6 80 4 8 16 14 28

TPT(12)	310315535908036031	0 2 18 20 60 62 156 158 168 170 240 242	-96023746548
TPT(12)	310315542098464157	0 2 24 26 54 56 90 92 180 182 210 212	-89833318422
SPT(14)	310315551170316821	0 26 62 72 96 120 122 180 182 206 230 240 276 302	-80761465758
SPT(14)	310315570933461179	0 140 198 218 230 240 248 294 302 312 324 344 402 542	-60998321400
SPT(14)	310315588409593489	0 10 78 88 214 220 274 318 372 378 504 514 582 592	-43522189090
SPT(22)	310315631931782569	0 10 22 30 94 100 180 184 192 208 222 250 264 280 288 292 372 378 442 450 462 472	-10
TPT(12)	310315638838608521	0 2 18 20 66 68 96 98 126 128 138 140	6906825942
SPT(14)	310315640520378979	0 58 90 94 100 124 132 160 168 192 198 202 234 292	8588596400
SPT(14)	310315670541142729	0 4 30 42 52 100 102 112 114 162 172 184 210 214	38609360150
SPT(14)	310315677652298783	0 38 48 54 78 128 156 188 216 266 290 296 306 344	45720516204
SPT(14)	310315688602058497	0 4 30 40 64 70 96 154 180 186 210 220 246 250	56670275918
SPT(14)	310315693116261449	0 14 38 60 80 92 134 168 210 222 242 264 288 302	61184478870