Information on Result #724457

Linear OA(25103, 686, F25, 42) (dual of [686, 583, 43]-code), using construction XX applied to C1 = C([619,26]), C2 = C([6,36]), C3 = C1 + C2 = C([6,26]), and C∩ = C1 ∩ C2 = C([619,36]) based on
  1. linear OA(2560, 624, F25, 32) (dual of [624, 564, 33]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−5,−4,…,26}, and designed minimum distance d ≥ |I|+1 = 33 [i]
  2. linear OA(2561, 624, F25, 31) (dual of [624, 563, 32]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {6,7,…,36}, and designed minimum distance d ≥ |I|+1 = 32 [i]
  3. linear OA(2580, 624, F25, 42) (dual of [624, 544, 43]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−5,−4,…,36}, and designed minimum distance d ≥ |I|+1 = 43 [i]
  4. linear OA(2541, 624, F25, 21) (dual of [624, 583, 22]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {6,7,…,26}, and designed minimum distance d ≥ |I|+1 = 22 [i]
  5. linear OA(2512, 31, F25, 10) (dual of [31, 19, 11]-code), using
  6. linear OA(2511, 31, F25, 9) (dual of [31, 20, 10]-code), 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 OOA(25103, 343, F25, 2, 42) (dual of [(343, 2), 583, 43]-NRT-code) [i]OOA Folding