Information on Result #2236568
Linear OA(4117, 125, F4, 81) (dual of [125, 8, 82]-code), using 5 times truncation based on linear OA(4122, 130, F4, 86) (dual of [130, 8, 87]-code), using
- strength reduction [i] based on linear OA(4122, 130, F4, 87) (dual of [130, 8, 88]-code), using
- repeating each code word 2 times [i] based on linear OA(457, 65, F4, 43) (dual of [65, 8, 44]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 65 | 46−1, defining interval I = [0,21], and minimum distance d ≥ |{−21,−20,…,21}|+1 = 44 (BCH-bound) [i]
- repeating each code word 2 times [i] based on linear OA(457, 65, F4, 43) (dual of [65, 8, 44]-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.