Prime p₀= 983508658101495079 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 22 2 18 36 16 6 2 22 14 16 14 22 2 6 16 36 18 2 22 (?)
a_n: 0 22 24 42 78 94 100 102 124 138 154 168 190 192 198 214 250 268 270 292
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: 292
Found by: stoneageman
db: batch=76, k=20, 22 2 18 36 16 6 2 22 14 16

SPT(16)	983507190789591187	0 4 10 40 52 54 66 70 126 130 142 144 156 186 192 196	-1467311903892
SPT(16)	983507775706408391	0 20 38 50 80 126 138 176 222 260 272 318 348 360 378 398	-882395086688
SPT(16)	983508034351903633	0 28 60 100 108 138 144 184 210 250 256 286 294 334 366 394	-623749591446
SPT(16)	983508119220468469	0 52 108 132 148 160 222 262 288 328 390 402 418 442 498 550	-538881026610
SPT(16)	983508176770258247	0 12 80 96 110 120 140 174 182 216 236 246 260 276 344 356	-481331236832
SPT(16)	983508578364929537	0 30 72 84 104 110 140 152 174 186 216 222 242 254 296 326	-79736565542
SPT(16)	983508806694064171	0 16 42 52 58 126 148 190 198 240 262 330 336 346 372 388	148592569092
SPT(16)	983509085183121593	0 24 90 98 140 150 200 228 230 258 308 318 360 368 434 458	427081626514
SPT(16)	983509199534361919	0 28 42 58 108 112 150 172 198 220 258 262 312 328 342 370	541432866840
STPT(10)	983509209656481197	0 2 30 32 42 44 54 56 84 86	551554986118
STPT(10)	983509326611092649	0 2 18 20 30 32 42 44 60 62	668509597570