Prime p₀= 1031267350956026881 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 36 12 12 60 10 2 6 4 20 4 20 4 6 2 10 60 12 12 36 (?)
a_n: 0 36 48 60 120 130 132 138 142 162 166 186 190 196 198 208 268 280 292 328
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: 328
Found by: Theadalus
db: batch=76, k=20, 36 12 12 60 10 2 6 4 20 4

SPT(16)	1031265873950205419	0 60 102 140 152 164 180 192 212 224 240 252 264 302 344 404	-1477005821462
SPT(16)	1031266080601379617	0 12 16 64 70 112 114 130 246 262 264 306 312 360 364 376	-1270354647264
SPT(16)	1031266108275759533	0 24 48 80 126 140 156 168 206 218 234 248 294 326 350 374	-1242680267348
TPT(16)	1031266727632834289	0 2 48 50 60 62 78 80 102 104 132 134 240 242 312 314	-623323192592
SPT(16)	1031267210417978749	0 12 90 154 180 234 300 358 444 502 568 622 648 712 790 802	-140538048132
STPT(10)	1031267324324836769	0 2 18 20 30 32 42 44 60 62	-26631190112
STPT(10)	1031267631681301361	0 2 6 8 48 50 90 92 96 98	280725274480
SPT(16)	1031267638486175159	0 12 24 32 38 60 68 80 102 114 122 144 150 158 170 182	287530148278
STPT(10)	1031267841074724707	0 2 24 26 42 44 60 62 84 86	490118697826
SPT(16)	1031268137836729031	0 66 78 92 116 176 192 210 218 236 252 312 336 350 362 428	786880702150
SPT(16)	1031268534255447827	0 6 56 66 80 84 86 120 176 210 212 216 230 240 290 296	1183299420946