Information on Result #674802

Linear OA(3142, 59071, F3, 21) (dual of [59071, 58929, 22]-code), using construction X applied to C([0,10]) ⊂ C([0,9]) based on
  1. linear OA(3141, 59050, F3, 21) (dual of [59050, 58909, 22]-code), using the expurgated narrow-sense BCH-code C(I) with length 59050 | 320−1, defining interval I = [0,10], and minimum distance d ≥ |{−10,−9,…,10}|+1 = 22 (BCH-bound) [i]
  2. linear OA(3121, 59050, F3, 19) (dual of [59050, 58929, 20]-code), using the expurgated narrow-sense BCH-code C(I) with length 59050 | 320−1, defining interval I = [0,9], and minimum distance d ≥ |{−9,−8,…,9}|+1 = 20 (BCH-bound) [i]
  3. linear OA(31, 21, F3, 1) (dual of [21, 20, 2]-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(3142, 19690, F3, 3, 21) (dual of [(19690, 3), 58928, 22]-NRT-code) [i]OOA Folding
2Linear OOA(3142, 11814, F3, 5, 21) (dual of [(11814, 5), 58928, 22]-NRT-code) [i]
3Linear OOA(3142, 5907, F3, 21, 21) (dual of [(5907, 21), 123905, 22]-NRT-code) [i]OOA Folding and Stacking with Additional Row