Prime p₀= 775740390119019401 starts a Symmetric tuple of 13 consecutive primes (SPT).
d_n: 0 6 42 48 60 12 30 30 12 60 48 42 6 (?)
a_n: 0 6 48 96 156 168 198 228 240 300 348 390 396
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: 396
Found by: Donn Pike (USAF Ret)
db: batch=73, k=13, 6 42 48 60 12 30

SPT(16)	775739367202437749	0 2 12 20 42 60 90 104 108 122 152 170 192 200 210 212	-1022916581652
SPT(16)	775739683048595459	0 18 32 62 80 132 140 162 188 210 218 270 288 318 332 350	-707070423942
STPT(10)	775740068802564161	0 2 6 8 18 20 30 32 36 38	-321316455240
SPT(16)	775740158730217313	0 78 110 140 150 176 248 276 278 306 378 404 414 444 476 554	-231388802088
SPT(16)	775740315888641183	0 36 54 56 66 68 150 170 174 194 276 278 288 290 308 344	-74230378218
STPT(10)	775740375952241801	0 2 6 8 48 50 90 92 96 98	-14166777600
STPT(10)	775740401821897151	0 2 6 8 48 50 90 92 96 98	11702877750
SPT(16)	775740463948934293	0 34 40 66 118 124 148 190 264 306 330 336 388 414 420 454	73829914892
SPT(16)	775741265584584419	0 54 98 102 108 152 168 200 312 344 360 404 410 414 458 512	875465565018
STPT(10)	775741283831253359	0 2 42 44 90 92 138 140 180 182	893712233958
TPT(14)	775741503411413939	0 2 78 80 180 182 210 212 252 254 318 320 450 452	1113292394538