Prime p₀= 473662400360229259 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 12 6 36 60 28 32 16 12 2 4 2 12 16 32 28 60 36 6 12 (?)
a_n: 0 12 18 54 114 142 174 190 202 204 208 210 222 238 270 298 358 394 400 412
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: 412
derived by truncating larger tuple
Found by: Cruncher Pete
db: batch=70, k=20, 12 6 36 60 28 32 16 12 2 4

SPT(14)	473662327569790651	0 76 78 96 106 108 118 168 178 180 190 208 210 286	-72790438608
SPT(14)	473662331879411933	0 14 38 56 90 104 126 128 150 164 198 216 240 254	-68480817326
SPT(14)	473662366468154489	0 20 38 80 92 140 192 278 330 378 390 432 450 470	-33892074770
SPT(14)	473662379594764603	0 6 28 48 78 130 180 196 246 298 328 348 370 376	-20765464656
SPT(14)	473662384236390491	0 36 50 80 90 120 150 182 212 242 252 282 296 332	-16123838768
SPT(22)	473662400360229257	0 2 14 20 56 116 144 176 192 204 206 210 212 224 240 272 300 360 396 402 414 416	-2
SPT(14)	473662405472500957	0 10 12 30 34 76 84 142 150 192 196 214 216 226	5112271698
SPT(14)	473662410270762941	0 12 48 60 126 132 186 282 336 342 408 420 456 468	9910533682
STPT(10)	473662420224673751	0 2 30 32 78 80 126 128 156 158	19864444492
TPT(12)	473662445912793581	0 2 6 8 36 38 90 92 96 98 108 110	45552564322
SPT(14)	473662470305112727	0 4 42 70 114 126 136 150 160 172 216 244 282 286	69944883468
SPT(14)	473662478002558967	0 14 20 24 62 72 80 96 104 114 152 156 162 176	77642329708