Information on Result #1197676
Digital (69, 81, 1486917)-net over F27, using net defined by OOA based on linear OOA(2781, 1486917, F27, 14, 12) (dual of [(1486917, 14), 20816757, 13]-NRT-code), using
- OOA 3-folding and stacking with additional row [i] based on linear OOA(2781, 4460752, F27, 2, 12) (dual of [(4460752, 2), 8921423, 13]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(2781, 4460753, F27, 2, 12) (dual of [(4460753, 2), 8921425, 13]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(2725, 266452, F27, 2, 6) (dual of [(266452, 2), 532879, 7]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(274, 730, F27, 2, 3) (dual of [(730, 2), 1456, 4]-NRT-code), using
- linear OOA(2721, 265722, F27, 2, 6) (dual of [(265722, 2), 531423, 7]-NRT-code), using
- OOA 2-folding [i] based on linear OA(2721, 531444, F27, 6) (dual of [531444, 531423, 7]-code), using
- discarding factors / shortening the dual code based on linear OA(2721, 531445, F27, 6) (dual of [531445, 531424, 7]-code), using
- construction X applied to Ce(5) ⊂ Ce(4) [i] based on
- linear OA(2721, 531441, F27, 6) (dual of [531441, 531420, 7]-code), using an extension Ce(5) of the primitive narrow-sense BCH-code C(I) with length 531440 = 274−1, defining interval I = [1,5], and designed minimum distance d ≥ |I|+1 = 6 [i]
- linear OA(2717, 531441, F27, 5) (dual of [531441, 531424, 6]-code), using an extension Ce(4) of the primitive narrow-sense BCH-code C(I) with length 531440 = 274−1, defining interval I = [1,4], and designed minimum distance d ≥ |I|+1 = 5 [i]
- linear OA(270, 4, F27, 0) (dual of [4, 4, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(270, s, F27, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- construction X applied to Ce(5) ⊂ Ce(4) [i] based on
- discarding factors / shortening the dual code based on linear OA(2721, 531445, F27, 6) (dual of [531445, 531424, 7]-code), using
- OOA 2-folding [i] based on linear OA(2721, 531444, F27, 6) (dual of [531444, 531423, 7]-code), using
- (u, u+v)-construction [i] based on
- linear OOA(2756, 4194301, F27, 2, 12) (dual of [(4194301, 2), 8388546, 13]-NRT-code), using
- OOA 2-folding [i] based on linear OA(2756, 8388602, F27, 12) (dual of [8388602, 8388546, 13]-code), using
- discarding factors / shortening the dual code based on linear OA(2756, large, F27, 12) (dual of [large, large−56, 13]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 14348906 = 275−1, defining interval I = [0,11], and designed minimum distance d ≥ |I|+1 = 13 [i]
- discarding factors / shortening the dual code based on linear OA(2756, large, F27, 12) (dual of [large, large−56, 13]-code), using
- OOA 2-folding [i] based on linear OA(2756, 8388602, F27, 12) (dual of [8388602, 8388546, 13]-code), using
- linear OOA(2725, 266452, F27, 2, 6) (dual of [(266452, 2), 532879, 7]-NRT-code), using
- (u, u+v)-construction [i] based on
- discarding factors / shortening the dual code based on linear OOA(2781, 4460753, F27, 2, 12) (dual of [(4460753, 2), 8921425, 13]-NRT-code), using
Mode: Constructive and linear.
Optimality
Show details for fixed k and m, k and s, k and t, m and s, m and t, t and s.
Other Results with Identical Parameters
None.
Depending Results
None.