Prime p₀= 2648990022508706647 starts a Symmetric tuple of 20 consecutive primes (SPT).
d_n: 0 24 40 8 30 12 42 40 24 12 2 12 24 40 42 12 30 8 40 24 (?)
a_n: 0 24 64 72 102 114 156 196 220 232 234 246 270 310 352 364 394 402 442 466
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: 466
derived by truncating larger tuple
Found by: fzs600
db: batch=82, k=20, 24 40 8 30 12 42 40 24 12 2

STPT(10)	2648989130807497727	0 2 30 32 42 44 54 56 84 86	-891701208920
STPT(10)	2648989316729454341	0 2 186 188 198 200 210 212 396 398	-705779252306
SPT(16)	2648989459234627987	0 34 36 60 66 70 90 126 154 190 210 214 220 244 246 280	-563274078660
STPT(10)	2648989471398401309	0 2 12 14 90 92 168 170 180 182	-551110305338
SPT(16)	2648989615209785269	0 4 10 22 28 94 114 130 132 148 168 234 240 252 258 262	-407298921378
SPT(22)	2648990022508706627	0 20 44 84 92 122 134 176 216 240 252 254 266 290 330 372 384 414 422 462 486 506	-20
SPT(16)	2648990055799804361	0 60 68 120 150 170 192 198 332 338 360 380 410 462 470 530	33291097714
STPT(10)	2648990087900949227	0 2 30 32 120 122 210 212 240 242	65392242580
SPT(16)	2648990158650193153	0 34 46 60 70 76 78 90 124 136 138 144 154 168 180 214	136141486506
SPT(16)	2648990845359362069	0 24 38 48 54 104 140 158 174 192 228 278 284 294 308 332	822850655422
STPT(10)	2648991405861803687	0 2 24 26 42 44 60 62 84 86	1383353097040
STPT(10)	2648991556878545729	0 2 48 50 90 92 132 134 180 182	1534369839082