Information on Result #692579

Linear OA(1694, 274, F16, 49) (dual of [274, 180, 50]-code), using construction X applied to C([0,24]) ⊂ C([0,21]) based on
  1. linear OA(1689, 257, F16, 49) (dual of [257, 168, 50]-code), using the expurgated narrow-sense BCH-code C(I) with length 257 | 164−1, defining interval I = [0,24], and minimum distance d ≥ |{−24,−23,…,24}|+1 = 50 (BCH-bound) [i]
  2. linear OA(1677, 257, F16, 43) (dual of [257, 180, 44]-code), using the expurgated narrow-sense BCH-code C(I) with length 257 | 164−1, defining interval I = [0,21], and minimum distance d ≥ |{−21,−20,…,21}|+1 = 44 (BCH-bound) [i]
  3. linear OA(165, 17, F16, 5) (dual of [17, 12, 6]-code or 17-arc in PG(4,16)), 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(1694, 137, F16, 2, 49) (dual of [(137, 2), 180, 50]-NRT-code) [i]OOA Folding