Prime p₀= 980459851194521837 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 2 30 12 52 14 46 18 26 136 26 18 46 14 52 12 30 2 (?)
a_n: 0 2 32 44 96 110 156 174 200 336 362 380 426 440 492 504 534 536
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: 536
Found by: stoneageman
db: batch=76, k=18, 2 30 12 52 14 46 18 26 136

SPT(16)	980459175306649079	0 20 68 72 150 152 174 182 240 248 270 272 350 354 402 422	-675887872758
SPT(16)	980459315651805503	0 8 48 54 78 114 230 254 264 288 404 440 464 470 510 518	-535542716334
STPT(10)	980459378082037277	0 2 30 32 72 74 114 116 144 146	-473112484560
SPT(16)	980459499468212459	0 2 14 38 44 78 80 98 114 132 134 168 174 198 210 212	-351726309378
SPT(16)	980459796314251139	0 12 14 38 68 78 122 134 138 150 194 204 234 258 260 272	-54880270698
SPT(18)	980459830702760311	0 16 52 66 120 142 150 186 192 316 322 358 366 388 442 456 492 508	-20491761526
SPT(16)	980459879655878351	0 2 20 60 66 80 92 108 140 156 168 182 188 228 246 248	28461356514
SPT(16)	980459916092046139	0 10 18 24 60 70 72 78 94 100 102 112 148 154 162 172	64897524302
STPT(10)	980460020157084749	0 2 42 44 60 62 78 80 120 122	168962562912
SPT(16)	980460286223554867	0 52 66 84 100 132 142 154 162 174 184 216 232 250 264 316	435029033030
SPT(16)	980460523844690257	0 6 52 64 76 172 174 202 204 232 234 330 342 354 400 406	672650168420