Best Known (50, 62, s)-Nets in Base 8
(50, 62, 43693)-Net over F8 — Constructive and digital
Digital (50, 62, 43693)-net over F8, using
- net defined by OOA [i] based on linear OOA(862, 43693, F8, 12, 12) (dual of [(43693, 12), 524254, 13]-NRT-code), using
- OA 6-folding and stacking [i] based on linear OA(862, 262158, F8, 12) (dual of [262158, 262096, 13]-code), using
- construction X4 applied to Ce(11) ⊂ Ce(9) [i] based on
- linear OA(861, 262144, F8, 12) (dual of [262144, 262083, 13]-code), using an extension Ce(11) of the primitive narrow-sense BCH-code C(I) with length 262143 = 86−1, defining interval I = [1,11], and designed minimum distance d ≥ |I|+1 = 12 [i]
- linear OA(849, 262144, F8, 10) (dual of [262144, 262095, 11]-code), using an extension Ce(9) of the primitive narrow-sense BCH-code C(I) with length 262143 = 86−1, defining interval I = [1,9], and designed minimum distance d ≥ |I|+1 = 10 [i]
- linear OA(813, 14, F8, 13) (dual of [14, 1, 14]-code or 14-arc in PG(12,8)), using
- dual of repetition code with length 14 [i]
- linear OA(81, 14, F8, 1) (dual of [14, 13, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(81, 511, F8, 1) (dual of [511, 510, 2]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 511 = 83−1, defining interval I = [0,0], and designed minimum distance d ≥ |I|+1 = 2 [i]
- discarding factors / shortening the dual code based on linear OA(81, 511, F8, 1) (dual of [511, 510, 2]-code), using
- construction X4 applied to Ce(11) ⊂ Ce(9) [i] based on
- OA 6-folding and stacking [i] based on linear OA(862, 262158, F8, 12) (dual of [262158, 262096, 13]-code), using
(50, 62, 208793)-Net over F8 — Digital
Digital (50, 62, 208793)-net over F8, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(862, 208793, F8, 12) (dual of [208793, 208731, 13]-code), using
- discarding factors / shortening the dual code based on linear OA(862, 262157, F8, 12) (dual of [262157, 262095, 13]-code), using
- construction X applied to Ce(11) ⊂ Ce(9) [i] based on
- linear OA(861, 262144, F8, 12) (dual of [262144, 262083, 13]-code), using an extension Ce(11) of the primitive narrow-sense BCH-code C(I) with length 262143 = 86−1, defining interval I = [1,11], and designed minimum distance d ≥ |I|+1 = 12 [i]
- linear OA(849, 262144, F8, 10) (dual of [262144, 262095, 11]-code), using an extension Ce(9) of the primitive narrow-sense BCH-code C(I) with length 262143 = 86−1, defining interval I = [1,9], and designed minimum distance d ≥ |I|+1 = 10 [i]
- linear OA(81, 13, F8, 1) (dual of [13, 12, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(81, s, F8, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X applied to Ce(11) ⊂ Ce(9) [i] based on
- discarding factors / shortening the dual code based on linear OA(862, 262157, F8, 12) (dual of [262157, 262095, 13]-code), using
(50, 62, large)-Net in Base 8 — Upper bound on s
There is no (50, 62, large)-net in base 8, because
- 10 times m-reduction [i] would yield (50, 52, large)-net in base 8, but