Information on Result #698366
Linear OA(6480, 262152, F64, 27) (dual of [262152, 262072, 28]-code), using construction X applied to C([0,13]) ⊂ C([0,12]) based on
- linear OA(6479, 262145, F64, 27) (dual of [262145, 262066, 28]-code), using the expurgated narrow-sense BCH-code C(I) with length 262145 | 646−1, defining interval I = [0,13], and minimum distance d ≥ |{−13,−12,…,13}|+1 = 28 (BCH-bound) [i]
- linear OA(6473, 262145, F64, 25) (dual of [262145, 262072, 26]-code), using the expurgated narrow-sense BCH-code C(I) with length 262145 | 646−1, defining interval I = [0,12], and minimum distance d ≥ |{−12,−11,…,12}|+1 = 26 (BCH-bound) [i]
- linear OA(641, 7, F64, 1) (dual of [7, 6, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(641, s, F64, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, 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:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OA(8160, 524304, F8, 27) (dual of [524304, 524144, 28]-code) | [i] | Trace Code | |
| 2 | OA(16120, 262152, S16, 27) | [i] | Discarding Parts of the Base for OAs | |
| 3 | OA(3296, 262152, S32, 27) | [i] | ||
| 4 | Linear OOA(6480, 131076, F64, 2, 27) (dual of [(131076, 2), 262072, 28]-NRT-code) | [i] | OOA Folding | |
| 5 | Linear OOA(6480, 87384, F64, 3, 27) (dual of [(87384, 3), 262072, 28]-NRT-code) | [i] | ||