Best Known (127, 151, s)-Nets in Base 8
(127, 151, 174764)-Net over F8 — Constructive and digital
Digital (127, 151, 174764)-net over F8, using
- t-expansion [i] based on digital (126, 151, 174764)-net over F8, using
- net defined by OOA [i] based on linear OOA(8151, 174764, F8, 25, 25) (dual of [(174764, 25), 4368949, 26]-NRT-code), using
- OOA 12-folding and stacking with additional row [i] based on linear OA(8151, 2097169, F8, 25) (dual of [2097169, 2097018, 26]-code), using
- construction X applied to Ce(24) ⊂ Ce(21) [i] based on
- linear OA(8148, 2097152, F8, 25) (dual of [2097152, 2097004, 26]-code), using an extension Ce(24) of the primitive narrow-sense BCH-code C(I) with length 2097151 = 87−1, defining interval I = [1,24], and designed minimum distance d ≥ |I|+1 = 25 [i]
- linear OA(8134, 2097152, F8, 22) (dual of [2097152, 2097018, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 2097151 = 87−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(83, 17, F8, 2) (dual of [17, 14, 3]-code), using
- discarding factors / shortening the dual code based on linear OA(83, 63, F8, 2) (dual of [63, 60, 3]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 63 = 82−1, defining interval I = [0,1], and designed minimum distance d ≥ |I|+1 = 3 [i]
- discarding factors / shortening the dual code based on linear OA(83, 63, F8, 2) (dual of [63, 60, 3]-code), using
- construction X applied to Ce(24) ⊂ Ce(21) [i] based on
- OOA 12-folding and stacking with additional row [i] based on linear OA(8151, 2097169, F8, 25) (dual of [2097169, 2097018, 26]-code), using
- net defined by OOA [i] based on linear OOA(8151, 174764, F8, 25, 25) (dual of [(174764, 25), 4368949, 26]-NRT-code), using
(127, 151, 1858590)-Net over F8 — Digital
Digital (127, 151, 1858590)-net over F8, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(8151, 1858590, F8, 24) (dual of [1858590, 1858439, 25]-code), using
- discarding factors / shortening the dual code based on linear OA(8151, 2097176, F8, 24) (dual of [2097176, 2097025, 25]-code), using
- 1 times truncation [i] based on linear OA(8152, 2097177, F8, 25) (dual of [2097177, 2097025, 26]-code), using
- construction X applied to Ce(24) ⊂ Ce(20) [i] based on
- linear OA(8148, 2097152, F8, 25) (dual of [2097152, 2097004, 26]-code), using an extension Ce(24) of the primitive narrow-sense BCH-code C(I) with length 2097151 = 87−1, defining interval I = [1,24], and designed minimum distance d ≥ |I|+1 = 25 [i]
- linear OA(8127, 2097152, F8, 21) (dual of [2097152, 2097025, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 2097151 = 87−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(84, 25, F8, 3) (dual of [25, 21, 4]-code or 25-cap in PG(3,8)), using
- construction X applied to Ce(24) ⊂ Ce(20) [i] based on
- 1 times truncation [i] based on linear OA(8152, 2097177, F8, 25) (dual of [2097177, 2097025, 26]-code), using
- discarding factors / shortening the dual code based on linear OA(8151, 2097176, F8, 24) (dual of [2097176, 2097025, 25]-code), using
(127, 151, large)-Net in Base 8 — Upper bound on s
There is no (127, 151, large)-net in base 8, because
- 22 times m-reduction [i] would yield (127, 129, large)-net in base 8, but