Information on Result #698483

Linear OA(6463, 262155, F64, 21) (dual of [262155, 262092, 22]-code), using construction X applied to Ce(20) ⊂ Ce(17) based on
  1. linear OA(6461, 262144, F64, 21) (dual of [262144, 262083, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
  2. linear OA(6452, 262144, F64, 18) (dual of [262144, 262092, 19]-code), using an extension Ce(17) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,17], and designed minimum distance d ≥ |I|+1 = 18 [i]
  3. linear OA(642, 11, F64, 2) (dual of [11, 9, 3]-code or 11-arc in PG(1,64)), using

Mode: Constructive and 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

The following results depend on this result:

ResultThis
result
only
Method
1Linear OA(8126, 524310, F8, 21) (dual of [524310, 524184, 22]-code) [i]Trace Code
2OA(1695, 262155, S16, 21) [i]Discarding Parts of the Base for OAs
3OA(3276, 262155, S32, 21) [i]
4Linear OOA(6463, 131077, F64, 2, 21) (dual of [(131077, 2), 262091, 22]-NRT-code) [i]OOA Folding
5Linear OOA(6463, 87385, F64, 3, 21) (dual of [(87385, 3), 262092, 22]-NRT-code) [i]