Prime p₀= 1856339647549419079 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 40 8 12 52 42 26 34 24 26 24 34 26 42 52 12 8 40 (?)
a_n: 0 40 48 60 112 154 180 214 238 264 288 322 348 390 442 454 462 502
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: 502
Found by: Maurice Goulois
db: batch=79, k=18, 40 8 12 52 42 26 34 24 26

SPT(16)	1856339067230181791	0 8 32 98 122 168 180 192 218 230 242 288 312 378 402 410	-580319237288
TPT(14)	1856339090222607719	0 2 78 80 150 152 252 254 318 320 330 332 408 410	-557326811360
SPT(16)	1856339129115592619	0 42 68 98 110 120 164 240 332 408 452 462 474 504 530 572	-518433826460
SPT(16)	1856339134848435113	0 18 48 84 114 128 144 186 188 230 246 260 290 326 356 374	-512700983966
STPT(10)	1856339496313707071	0 2 6 8 18 20 30 32 36 38	-151235712008
SPT(16)	1856339549386809373	0 34 84 90 94 124 130 138 160 168 174 204 208 214 264 298	-98162609706
SPT(16)	1856339947551948731	0 32 36 80 108 120 140 146 162 168 188 200 228 272 276 308	300002529652
SPT(16)	1856340333238403239	0 24 42 64 132 148 240 274 288 322 414 430 498 520 538 562	685688984160
TPT(14)	1856340596641157279	0 2 42 44 48 50 78 80 102 104 120 122 168 170	949091738200
STPT(10)	1856340767535258419	0 2 18 20 30 32 42 44 60 62	1119985839340
SPT(16)	1856341334991416557	0 22 30 34 36 42 76 96 100 120 154 160 162 166 174 196	1687441997478