Information on Result #1300581

Linear OA(4186, 1048644, F4, 23) (dual of [1048644, 1048458, 24]-code), using construction X with VarÅ¡amov bound based on
  1. linear OA(4181, 1048636, F4, 23) (dual of [1048636, 1048455, 24]-code), using
    • construction X applied to Ce(22) ⊂ Ce(16) [i] based on
      1. linear OA(4171, 1048576, F4, 23) (dual of [1048576, 1048405, 24]-code), using an extension Ce(22) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,22], and designed minimum distance d ≥ |I|+1 = 23 [i]
      2. linear OA(4121, 1048576, F4, 17) (dual of [1048576, 1048455, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
      3. linear OA(410, 60, F4, 5) (dual of [60, 50, 6]-code), using
  2. linear OA(4181, 1048639, F4, 20) (dual of [1048639, 1048458, 21]-code), using Gilbert–VarÅ¡amov bound and bm = 4181 > Vbs−1(k−1) = 23551 970997 159567 689598 061341 400943 297566 278744 622567 305605 495759 861415 389924 162493 239951 624758 012031 120314 [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.