2 4 7 3 8 July 8, 2019 16 32 64 128 1 2 4 7 3 8 (- 4 2 5 7 3 8 ) 2 x 4 7 8 3 6 2 4 3 7 8 2 1 4 3 7 8 as a fraction 9 4 * 2 7 * 3 8 2 3 4 7 8 pentachlorodibenzofuran 2 3 4 7 8 pecdf 4 2 3m 3 7 9m 8 9m 2 1 7 x 4 3 8 1 2 3 4 7 8 sequence 1 2 3 4 7 8 hxcdf 4 3x 2 )+ 7 8x 3 1 2 3 4 7 8-hexachloro dibenzo-p-dioxin 2 3 4 divided 7 8
