Information on Result #2239642
Linear OA(4239, 246, F4, 172) (dual of [246, 7, 173]-code), using 20 times truncation based on linear OA(4259, 266, F4, 192) (dual of [266, 7, 193]-code), using
- construction X applied to C([69,16]) ⊂ C([86,16]) [i] based on
- linear OA(4253, 255, F4, 203) (dual of [255, 2, 204]-code), using the primitive BCH-code C(I) with length 255 = 44−1, defining interval I = {69,70,…,16}, and designed minimum distance d ≥ |I|+1 = 204 [i]
- linear OA(4248, 255, F4, 186) (dual of [255, 7, 187]-code), using the primitive BCH-code C(I) with length 255 = 44−1, defining interval I = {86,87,…,16}, and designed minimum distance d ≥ |I|+1 = 187 [i]
- linear OA(46, 11, F4, 5) (dual of [11, 5, 6]-code), using
- discarding factors / shortening the dual code based on linear OA(46, 12, F4, 5) (dual of [12, 6, 6]-code), using
- extended quadratic residue code Qe(12,4) [i]
- discarding factors / shortening the dual code based on linear OA(46, 12, F4, 5) (dual of [12, 6, 6]-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.
Compare with Markus Grassl’s online database of code parameters.
Other Results with Identical Parameters
None.
Depending Results
None.