Prime p₀= 1108109097687025103 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 20 4 12 14 10 20 36 4 18 8 18 4 36 20 10 14 12 4 20 (?)
a_n: 0 20 24 36 50 60 80 116 120 138 146 164 168 204 224 234 248 260 264 284
All 20 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 284
derived by truncating larger tuple
Found by: stoneageman
db: batch=76, k=20, 20 4 12 14 10 20 36 4 18 8

SPT(16)	1108108696285634333	0 8 68 80 96 108 168 170 174 176 236 248 264 276 336 344	-401401390770
STPT(10)	1108108798226593949	0 2 42 44 60 62 78 80 120 122	-299460431154
SPT(16)	1108108825131690661	0 10 30 126 132 160 192 198 220 226 258 286 292 388 408 418	-272555334442
SPT(16)	1108109077515270871	0 6 46 52 60 108 172 178 210 216 280 328 336 342 382 388	-20171754232
SPT(16)	1108109083943870927	0 6 24 32 42 84 102 116 150 164 182 224 234 242 260 266	-13743154176
SPT(22)	1108109097687025079	0 24 44 48 60 74 84 104 140 144 162 170 188 192 228 248 258 272 284 288 308 332	-24
STPT(10)	1108109333241599831	0 2 6 8 18 20 30 32 36 38	235554574728
STPT(10)	1108109587072846607	0 2 12 14 42 44 72 74 84 86	489385821504
STPT(10)	1108109912757018497	0 2 42 44 72 74 102 104 144 146	815069993394
TPT(14)	1108110333560850089	0 2 30 32 108 110 138 140 192 194 198 200 378 380	1235873824986
STPT(10)	1108110466741911947	0 2 30 32 42 44 54 56 84 86	1369054886844
SPT(16)	1108110513406778657	0 14 20 42 62 116 182 194 222 234 300 354 374 396 402 416	1415719753554