Prime p₀= 2556516609354141743 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 30 26 4 74 10 26 24 16 24 26 10 74 4 26 30 (?)
a_n: 0 30 56 60 134 144 170 194 210 234 260 270 344 348 374 404
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: 404
Found by: LCB001
db: batch=82, k=16, 30 26 4 74 10 26 24 16

SPT(16)	2556514999682774657	0 86 92 192 216 224 234 246 260 272 282 290 314 414 420 506	-1609671367086
SPT(16)	2556515288292254693	0 50 68 96 164 224 228 248 306 326 330 390 458 486 504 554	-1321061887050
SPT(16)	2556515513342698007	0 14 44 60 72 80 104 132 182 210 234 242 254 270 300 314	-1096011443736
SPT(16)	2556516056342025221	0 90 138 146 176 198 210 236 240 266 278 300 330 338 386 476	-553012116522
SPT(16)	2556516116106213259	0 34 40 64 78 94 108 124 174 190 204 220 234 258 264 298	-493247928484
SPT(16)	2556516152847957437	0 54 96 102 144 156 186 252 254 320 350 362 404 410 452 506	-456506184306
STPT(10)	2556516770430076547	0 2 30 32 60 62 90 92 120 122	161075934804
STPT(10)	2556516830919603119	0 2 72 74 120 122 168 170 240 242	221565461376
STPT(10)	2556516856971875561	0 2 30 32 78 80 126 128 156 158	247617733818
SPT(16)	2556516868172498453	0 24 48 68 74 78 110 120 248 258 290 294 300 320 344 368	258818356710
STPT(10)	2556517842623821169	0 2 30 32 60 62 90 92 120 122	1233269679426