Prime p₀= 418602499219234217 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 2 18 112 12 56 40 12 2 12 40 56 12 112 18 2 (?)
a_n: 0 2 20 132 144 200 240 252 254 266 306 362 374 486 504 506
All 16 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 506
Found by: Cruncher Pete
db: batch=70, k=16, 2 18 112 12 56 40 12 2

SPT(14)	418602442427707411	0 30 48 108 112 126 150 178 202 216 220 280 298 328	-56791526806
SPT(14)	418602463052269289	0 2 62 68 78 110 128 132 150 182 192 198 258 260	-36166964928
SPT(14)	418602465328866449	0 68 74 78 138 140 164 198 222 224 284 288 294 362	-33890367768
TPT(12)	418602489955858277	0 2 12 14 42 44 54 56 60 62 102 104	-9263375940
SPT(14)	418602493171961381	0 12 26 56 66 86 90 128 132 152 162 192 206 218	-6047272836
SPT(14)	418602495119172697	0 6 60 72 112 142 166 246 270 300 340 352 406 412	-4100061520
TPT(12)	418602501213270719	0 2 48 50 78 80 90 92 210 212 228 230	1994036502
SPT(14)	418602519504293021	0 8 18 32 62 78 86 132 140 156 186 200 210 218	20285058804
SPT(14)	418602525282823933	0 30 100 148 168 186 190 234 238 256 276 324 394 424	26063589716
SPT(14)	418602539307242299	0 18 28 42 58 78 84 88 94 114 130 144 154 172	40088008082
SPT(14)	418602576722186939	0 8 104 108 122 194 224 228 258 330 344 348 444 452	77502952722