Prime p₀= 2226251533736634011 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 60 12 18 48 84 18 18 84 48 18 12 60 (?)
a_n: 0 60 72 90 138 222 240 258 342 390 408 420 480
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: 480
Found by: FritzB
db: batch=81, k=13, 60 12 18 48 84 18

STPT(10)	2226249514687445447	0 2 30 32 72 74 114 116 144 146	-2019049188564
SPT(16)	2226249545204616179	0 44 62 138 198 204 212 218 294 300 308 314 374 450 468 512	-1988532017832
SPT(16)	2226249949440951989	0 8 20 74 78 102 114 164 168 218 230 254 258 312 324 332	-1584295682022
SPT(16)	2226250338727847071	0 48 52 78 120 148 190 238 330 378 420 448 490 516 520 568	-1195008786940
SPT(16)	2226250896218795137	0 30 40 70 72 94 96 102 124 130 132 154 156 186 196 226	-637517838874
TPT(14)	2226251354865741239	0 2 12 14 108 110 150 152 210 212 330 332 408 410	-178870892772
SPT(16)	2226251689968012071	0 56 66 78 80 102 120 138 140 158 176 198 200 212 222 278	156231378060
STPT(10)	2226252058052711537	0 2 30 32 60 62 90 92 120 122	524316077526
STPT(10)	2226252076216467977	0 2 12 14 42 44 72 74 84 86	542479833966
TPT(14)	2226252264419574449	0 2 48 50 60 62 78 80 90 92 168 170 240 242	730682940438
TPT(14)	2226252402084689411	0 2 30 32 66 68 96 98 168 170 180 182 186 188	868348055400