Prime p₀= 2800500095569202087 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 12 8 22 60 8 52 42 122 4 122 42 52 8 60 22 8 12 (?)
a_n: 0 12 20 42 102 110 162 204 326 330 452 494 546 554 614 636 644 656
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 656
Found by: JayPi
db: batch=82, k=18, 12 8 22 60 8 52 42 122 4

SPT(16)	2800498608249470123	0 20 74 90 108 134 204 228 290 314 384 410 428 444 498 518	-1487319731964
TPT(14)	2800498725326523017	0 2 12 14 54 56 60 62 102 104 294 296 420 422	-1370242679070
STPT(10)	2800498761716964239	0 2 42 44 120 122 198 200 240 242	-1333852237848
TPT(14)	2800498984237330709	0 2 12 14 48 50 132 134 240 242 258 260 300 302	-1111331871378
TPT(14)	2800499069695767887	0 2 54 56 72 74 150 152 210 212 270 272 360 362	-1025873434200
TPT(14)	2800499312452148399	0 2 72 74 78 80 108 110 120 122 162 164 222 224	-783117053688
SPT(16)	2800500147770127323	0 8 14 20 56 78 146 164 300 318 386 408 444 450 456 464	52200925236
SPT(16)	2800500190409422667	0 20 24 26 60 66 74 90 110 126 134 140 174 176 180 200	94840220580
SPT(16)	2800500721605961229	0 32 72 102 218 224 234 318 434 518 528 534 650 680 720 752	626036759142
STPT(10)	2800500967757714159	0 2 78 80 120 122 162 164 240 242	872188512072
STPT(10)	2800501047359357567	0 2 30 32 42 44 54 56 84 86	951790155480