Prime p₀= 1513564929955064849 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 24 14 64 18 20 10 12 38 18 16 18 38 12 10 20 18 64 14 24 (?)
a_n: 0 24 38 102 120 140 150 162 200 218 234 252 290 302 312 332 350 414 428 452
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
Found by: xii5ku
db: batch=78, k=20, 24 14 64 18 20 10 12 38 18 16

STPT(10)	1513563254557714817	0 2 30 32 72 74 114 116 144 146	-1675397350032
STPT(10)	1513563661025705171	0 2 36 38 78 80 120 122 156 158	-1268929359678
SPT(16)	1513563826952880359	0 24 42 104 108 138 152 180 182 210 224 254 258 320 338 362	-1103002184490
SPT(16)	1513564149180557659	0 30 42 84 108 118 138 142 150 154 174 184 208 250 262 292	-780774507190
STPT(12)	1513564242553216031	0 2 6 8 36 38 90 92 120 122 126 128	-687401848818
STPT(10)	1513564827056230061	0 2 36 38 78 80 120 122 156 158	-102898834788
SPT(16)	1513565131267258543	0 64 78 154 160 168 190 204 250 264 286 294 300 376 390 454	201312193694
SPT(16)	1513565181462645097	0 10 24 34 36 40 76 94 96 114 150 154 156 166 180 190	251507580248
SPT(16)	1513565431977480023	0 20 60 74 84 114 116 126 164 174 176 206 216 230 270 290	502022415174
SPT(16)	1513565640062192803	0 6 88 114 118 126 160 220 234 294 328 336 340 366 448 454	710107127954
SPT(16)	1513566241644569753	0 14 20 44 54 56 146 174 260 288 378 380 390 414 420 434	1311689504904