Prime p₀= 1274210436427189187 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 12 12 18 30 12 48 48 12 30 18 12 12 (?)
a_n: 0 12 24 42 72 84 132 180 192 222 240 252 264
All 13 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 264
Found by: stoneageman
db: batch=77, k=13, 12 12 18 30 12 48

STPT(10)	1274209235384746931	0 2 6 8 48 50 90 92 96 98	-1201042442256
STPT(10)	1274209538963626829	0 2 12 14 90 92 168 170 180 182	-897463562358
STPT(10)	1274209786321598219	0 2 42 44 60 62 78 80 120 122	-650105590968
SPT(16)	1274209984862208167	0 26 42 86 90 102 116 120 152 156 170 182 186 230 246 272	-451564981020
SPT(16)	1274210161829280953	0 6 8 120 146 156 168 188 246 266 278 288 314 426 428 434	-274597908234
SPT(16)	1274210213527995089	0 48 104 188 212 254 258 294 338 374 378 420 444 528 584 632	-222899194098
SPT(16)	1274210546066526391	0 30 46 66 70 72 78 112 186 220 226 228 232 252 268 298	109639337204
SPT(16)	1274210652820637737	0 46 66 72 84 102 126 160 186 220 244 262 274 280 300 346	216393448550
SPT(16)	1274210780998590857	0 6 24 32 42 50 74 92 114 132 156 164 174 182 200 206	344571401670
TPT(14)	1274211007431680999	0 2 30 32 42 44 72 74 90 92 102 104 168 170	571004491812
SPT(16)	1274211042580976971	0 18 58 72 102 130 142 168 190 216 228 256 286 300 340 358	606153787784