Information on Result #678120
Linear OA(4131, 1048586, F4, 18) (dual of [1048586, 1048455, 19]-code), using construction X applied to Ce(17) ⊂ Ce(16) based on
- linear OA(4131, 1048576, F4, 18) (dual of [1048576, 1048445, 19]-code), using an extension Ce(17) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,17], and designed minimum distance d ≥ |I|+1 = 18 [i]
- linear OA(4121, 1048576, F4, 17) (dual of [1048576, 1048455, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
- linear OA(40, 10, F4, 0) (dual of [10, 10, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(40, s, F4, 0) (dual of [s, s, 1]-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(4132, 1048587, F4, 18) (dual of [1048587, 1048455, 19]-code) | [i] | Code Embedding in Larger Space | |
| 2 | Linear OA(4133, 1048588, F4, 18) (dual of [1048588, 1048455, 19]-code) | [i] | ||
| 3 | Linear OOA(4131, 524293, F4, 2, 18) (dual of [(524293, 2), 1048455, 19]-NRT-code) | [i] | OOA Folding | |
| 4 | Linear OOA(4131, 349528, F4, 3, 18) (dual of [(349528, 3), 1048453, 19]-NRT-code) | [i] | ||
| 5 | Linear OOA(4131, 116509, F4, 18, 18) (dual of [(116509, 18), 2097031, 19]-NRT-code) | [i] | OA Folding and Stacking | |