Information on Result #1686578
Linear OOA(2220, 4024, F2, 7, 30) (dual of [(4024, 7), 27948, 31]-NRT-code), using embedding of OOA with Gilbert–Varšamov bound based on linear OOA(2220, 4024, F2, 4, 30) (dual of [(4024, 4), 15876, 31]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(2220, 4105, F2, 4, 30) (dual of [(4105, 4), 16200, 31]-NRT-code), using
- 21 times duplication [i] based on linear OOA(2219, 4105, F2, 4, 30) (dual of [(4105, 4), 16201, 31]-NRT-code), using
- OOA 4-folding [i] based on linear OA(2219, 16420, F2, 30) (dual of [16420, 16201, 31]-code), using
- 2 times code embedding in larger space [i] based on linear OA(2217, 16418, F2, 30) (dual of [16418, 16201, 31]-code), using
- 1 times truncation [i] based on linear OA(2218, 16419, F2, 31) (dual of [16419, 16201, 32]-code), using
- construction X applied to Ce(30) ⊂ Ce(26) [i] based on
- linear OA(2211, 16384, F2, 31) (dual of [16384, 16173, 32]-code), using an extension Ce(30) of the primitive narrow-sense BCH-code C(I) with length 16383 = 214−1, defining interval I = [1,30], and designed minimum distance d ≥ |I|+1 = 31 [i]
- linear OA(2183, 16384, F2, 27) (dual of [16384, 16201, 28]-code), using an extension Ce(26) of the primitive narrow-sense BCH-code C(I) with length 16383 = 214−1, defining interval I = [1,26], and designed minimum distance d ≥ |I|+1 = 27 [i]
- linear OA(27, 35, F2, 3) (dual of [35, 28, 4]-code or 35-cap in PG(6,2)), using
- discarding factors / shortening the dual code based on linear OA(27, 63, F2, 3) (dual of [63, 56, 4]-code or 63-cap in PG(6,2)), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 63 = 26−1, defining interval I = [0,1], and designed minimum distance d ≥ |I|+1 = 4 [i]
- discarding factors / shortening the dual code based on linear OA(27, 63, F2, 3) (dual of [63, 56, 4]-code or 63-cap in PG(6,2)), using
- construction X applied to Ce(30) ⊂ Ce(26) [i] based on
- 1 times truncation [i] based on linear OA(2218, 16419, F2, 31) (dual of [16419, 16201, 32]-code), using
- 2 times code embedding in larger space [i] based on linear OA(2217, 16418, F2, 30) (dual of [16418, 16201, 31]-code), using
- OOA 4-folding [i] based on linear OA(2219, 16420, F2, 30) (dual of [16420, 16201, 31]-code), using
- 21 times duplication [i] based on linear OOA(2219, 4105, F2, 4, 30) (dual of [(4105, 4), 16201, 31]-NRT-code), using
Mode: 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
None.