Prime p₀= 1311908230002929651 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 32 36 18 24 30 72 30 10 14 10 30 72 30 24 18 36 32 (?)
a_n: 0 32 68 86 110 140 212 242 252 266 276 306 378 408 432 450 486 518
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: 518
Found by: emoga
db: batch=77, k=18, 32 36 18 24 30 72 30 10 14

STPT(10)	1311907548603273857	0 2 42 44 72 74 102 104 144 146	-681399655794
SPT(16)	1311907710543693391	0 16 36 52 162 186 190 252 256 318 322 346 456 472 492 508	-519459236260
SPT(16)	1311907976914907399	0 24 30 44 60 152 158 164 228 234 240 332 348 362 368 392	-253088022252
SPT(16)	1311908011741380751	0 36 40 66 70 96 118 120 178 180 202 228 232 258 262 298	-218261548900
STPT(10)	1311908043504446621	0 2 36 38 78 80 120 122 156 158	-186498483030
SPT(16)	1311908076636995647	0 6 36 42 54 76 94 124 162 192 210 232 244 250 280 286	-153365934004
SPT(16)	1311908581118553101	0 6 138 176 210 222 272 300 308 336 386 398 432 470 602 608	351115623450
SPT(16)	1311908811318227761	0 28 42 48 58 60 66 130 198 262 268 270 280 286 300 328	581315298110
STPT(10)	1311908811592445579	0 2 42 44 60 62 78 80 120 122	581589515928
STPT(10)	1311908881812611777	0 2 30 32 60 62 90 92 120 122	651809682126
STPT(10)	1311909414677088707	0 2 30 32 42 44 54 56 84 86	1184674159056