Linear OA(3²¹², 2404, F₃, 42) (dual of [2404, 2192, 43]-code), using 201 step VarÅ¡amov–Edel lengthening with (r_i) = (3, 2, 1, 0, 1, 0, 0, 1, 0, 0, 0, 1, 5 times 0, 1, 8 times 0, 1, 12 times 0, 1, 17 times 0, 1, 23 times 0, 1, 31 times 0, 1, 39 times 0, 1, 47 times 0) based on linear OA(3¹⁹⁶, 2187, F₃, 42) (dual of [2187, 1991, 43]-code), using

• 1 times truncation [i] based on linear OA(3¹⁹⁷, 2188, F₃, 43) (dual of [2188, 1991, 44]-code), using
  • the expurgated narrow-sense BCH-code C(I) with length 2188 | 3¹⁴−1, defining interval I = [0,21], and minimum distance d ≥ |{−21,−20,…,21}|+1 = 44 (BCH-bound) [i]