Information on Result #1300884

Linear OA(4223, 262207, F4, 31) (dual of [262207, 261984, 32]-code), using construction X with VarÅ¡amov bound based on
  1. linear OA(4218, 262199, F4, 31) (dual of [262199, 261981, 32]-code), using
    • construction X applied to Ce(30) ⊂ Ce(24) [i] based on
      1. linear OA(4208, 262144, F4, 31) (dual of [262144, 261936, 32]-code), using an extension Ce(30) of the primitive narrow-sense BCH-code C(I) with length 262143 = 49−1, defining interval I = [1,30], and designed minimum distance d ≥ |I|+1 = 31 [i]
      2. linear OA(4163, 262144, F4, 25) (dual of [262144, 261981, 26]-code), using an extension Ce(24) of the primitive narrow-sense BCH-code C(I) with length 262143 = 49−1, defining interval I = [1,24], and designed minimum distance d ≥ |I|+1 = 25 [i]
      3. linear OA(410, 55, F4, 5) (dual of [55, 45, 6]-code), using
  2. linear OA(4218, 262202, F4, 28) (dual of [262202, 261984, 29]-code), using Gilbert–VarÅ¡amov bound and bm = 4218 > Vbs−1(k−1) = 140556 805946 355395 075590 920482 602856 018697 866196 296991 164894 389739 244850 144275 311753 585358 888348 419709 900351 482679 497331 814972 831600 [i]
  3. linear OA(42, 5, F4, 2) (dual of [5, 3, 3]-code or 5-arc in PG(1,4)), using

Mode: Linear.

Optimality

Show details for fixed k and m, n and k, k and s, k and t, n and m, m and s, m and t, n and s, n and t.

Other Results with Identical Parameters

None.

Depending Results

None.