Information on Result #620159

Linear OA(438, 65, F4, 22) (dual of [65, 27, 23]-code), using the BCH-code C(I) with length 65 | 46−1, defining interval I = {1,4,7,…,64}, and designed minimum distance d ≥ |I|+1 = 23

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.

Compare with Markus Grassl’s online database of code parameters.

Other Results with Identical Parameters

Depending Results

The following results depend on this result:

ResultThis
result
only
Method
1Linear OA(438, 65, F4, 21) (dual of [65, 27, 22]-code) [i]Strength Reduction
2Linear OA(438, 65, F4, 20) (dual of [65, 27, 21]-code) [i]
3Linear OA(438, 65, F4, 19) (dual of [65, 27, 20]-code) [i]
4Linear OA(438, 65, F4, 18) (dual of [65, 27, 19]-code) [i]
5Linear OA(439, 66, F4, 22) (dual of [66, 27, 23]-code) [i]Code Embedding in Larger Space
6Linear OA(440, 67, F4, 22) (dual of [67, 27, 23]-code) [i]
7Linear OA(435, 62, F4, 19) (dual of [62, 27, 20]-code) [i]Truncation
8Linear OA(434, 61, F4, 18) (dual of [61, 27, 19]-code) [i]
9Linear OA(433, 60, F4, 17) (dual of [60, 27, 18]-code) [i]
10Linear OA(432, 59, F4, 16) (dual of [59, 27, 17]-code) [i]
11Linear OA(431, 58, F4, 15) (dual of [58, 27, 16]-code) [i]
12Linear OA(430, 57, F4, 14) (dual of [57, 27, 15]-code) [i]
13Linear OA(4103, 130, F4, 45) (dual of [130, 27, 46]-code) [i]Repeating Each Code Word
14Linear OA(449, 77, F4, 22) (dual of [77, 28, 23]-code) [i](u, u+v)-Construction
15Linear OA(451, 82, F4, 22) (dual of [82, 31, 23]-code) [i]
16Linear OA(453, 95, F4, 22) (dual of [95, 42, 23]-code) [i]
17Linear OA(2141, 195, F2, 45) (dual of [195, 54, 46]-code) [i]Concatenation of Two Codes
18Linear OA(449, 86, F4, 22) (dual of [86, 37, 23]-code) [i]VarÅ¡amov–Edel Lengthening
19Linear OA(450, 90, F4, 22) (dual of [90, 40, 23]-code) [i]
20Linear OA(451, 95, F4, 22) (dual of [95, 44, 23]-code) [i]
21Linear OA(439, 68, F4, 18) (dual of [68, 29, 19]-code) [i]
22Linear OA(443, 71, F4, 22) (dual of [71, 28, 23]-code) [i]Construction X with VarÅ¡amov Bound