Prime p₀= 2296606531090478549 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 18 42 30 30 24 30 30 24 30 30 42 18 (?)
a_n: 0 18 60 90 120 144 174 204 228 258 288 330 348
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: 348
Found by: Dirk Broer
db: batch=81, k=13, 18 42 30 30 24 30

STPT(10)	2296605573195808727	0 2 30 32 72 74 114 116 144 146	-957894669822
SPT(16)	2296605587243265173	0 18 50 56 74 108 156 176 228 248 296 330 348 354 386 404	-943847213376
STPT(10)	2296605801093201779	0 2 18 20 30 32 42 44 60 62	-729997276770
SPT(18)	2296605918368831761	0 48 58 82 132 150 160 168 222 238 292 300 310 328 378 402 412 460	-612721646788
SPT(16)	2296606116051388667	0 50 102 144 180 182 204 224 282 302 324 326 362 404 456 506	-415039089882
SPT(18)	2296606292366769739	0 42 72 82 94 108 124 130 132 220 222 228 244 258 270 280 310 352	-238723708810
STPT(10)	2296606732936934519	0 2 48 50 90 92 132 134 180 182	201846455970
TPT(14)	2296606786805120729	0 2 30 32 102 104 162 164 198 200 252 254 258 260	255714642180
SPT(16)	2296606797928000561	0 12 40 48 70 78 82 90 100 108 112 120 142 150 178 190	266837522012
STPT(10)	2296607124840040937	0 2 12 14 42 44 72 74 84 86	593749562388
TPT(14)	2296607297763179279	0 2 48 50 138 140 168 170 228 230 240 242 282 284	766672700730