Prime p₀= 2798108076968357521 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 30 10 6 14 10 18 2 42 34 42 2 18 10 14 6 10 30 (?)
a_n: 0 30 40 46 60 70 88 90 132 166 208 210 228 238 252 258 268 298
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: 298
Found by: JayPi
db: batch=82, k=18, 30 10 6 14 10 18 2 42 34

SPT(16)	2798105794080734419	0 10 22 24 34 100 112 150 154 192 204 270 280 282 294 304	-2282887623102
TPT(14)	2798105816810459807	0 2 84 86 114 116 120 122 150 152 192 194 222 224	-2260157897714
STPT(10)	2798106117264483797	0 2 30 32 72 74 114 116 144 146	-1959703873724
SPT(16)	2798106437312452067	0 2 26 32 84 96 102 104 222 224 230 242 294 300 324 326	-1639655905454
SPT(16)	2798107077387299837	0 14 26 60 92 176 186 264 272 350 360 444 476 510 522 536	-999581057684
STPT(10)	2798107119190897901	0 2 30 32 78 80 126 128 156 158	-957777459620
SPT(16)	2798108200932325277	0 6 36 66 86 120 146 150 482 486 512 546 566 596 626 632	123963967756
SPT(16)	2798108202534897139	0 28 42 144 150 202 210 222 460 472 480 532 538 640 654 682	125566539618
STPT(10)	2798108554037818919	0 2 42 44 60 62 78 80 120 122	477069461398
STPT(10)	2798108658934488041	0 2 6 8 18 20 30 32 36 38	581966130520
SPT(16)	2798108761134334421	0 8 48 116 138 146 228 270 296 338 420 428 450 518 558 566	684165976900