Best Known (176−22, 176, s)-Nets in Base 3
(176−22, 176, 48315)-Net over F3 — Constructive and digital
Digital (154, 176, 48315)-net over F3, using
- 33 times duplication [i] based on digital (151, 173, 48315)-net over F3, using
- net defined by OOA [i] based on linear OOA(3173, 48315, F3, 22, 22) (dual of [(48315, 22), 1062757, 23]-NRT-code), using
- OA 11-folding and stacking [i] based on linear OA(3173, 531465, F3, 22) (dual of [531465, 531292, 23]-code), using
- discarding factors / shortening the dual code based on linear OA(3173, 531469, F3, 22) (dual of [531469, 531296, 23]-code), using
- construction X applied to Ce(21) ⊂ Ce(18) [i] based on
- linear OA(3169, 531441, F3, 22) (dual of [531441, 531272, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(3145, 531441, F3, 19) (dual of [531441, 531296, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(34, 28, F3, 2) (dual of [28, 24, 3]-code), using
- discarding factors / shortening the dual code based on linear OA(34, 40, F3, 2) (dual of [40, 36, 3]-code), using
- Hamming code H(4,3) [i]
- discarding factors / shortening the dual code based on linear OA(34, 40, F3, 2) (dual of [40, 36, 3]-code), using
- construction X applied to Ce(21) ⊂ Ce(18) [i] based on
- discarding factors / shortening the dual code based on linear OA(3173, 531469, F3, 22) (dual of [531469, 531296, 23]-code), using
- OA 11-folding and stacking [i] based on linear OA(3173, 531465, F3, 22) (dual of [531465, 531292, 23]-code), using
- net defined by OOA [i] based on linear OOA(3173, 48315, F3, 22, 22) (dual of [(48315, 22), 1062757, 23]-NRT-code), using
(176−22, 176, 145450)-Net over F3 — Digital
Digital (154, 176, 145450)-net over F3, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(3176, 145450, F3, 3, 22) (dual of [(145450, 3), 436174, 23]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(3176, 177157, F3, 3, 22) (dual of [(177157, 3), 531295, 23]-NRT-code), using
- 31 times duplication [i] based on linear OOA(3175, 177157, F3, 3, 22) (dual of [(177157, 3), 531296, 23]-NRT-code), using
- OOA 3-folding [i] based on linear OA(3175, 531471, F3, 22) (dual of [531471, 531296, 23]-code), using
- 2 times code embedding in larger space [i] based on linear OA(3173, 531469, F3, 22) (dual of [531469, 531296, 23]-code), using
- construction X applied to Ce(21) ⊂ Ce(18) [i] based on
- linear OA(3169, 531441, F3, 22) (dual of [531441, 531272, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(3145, 531441, F3, 19) (dual of [531441, 531296, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(34, 28, F3, 2) (dual of [28, 24, 3]-code), using
- discarding factors / shortening the dual code based on linear OA(34, 40, F3, 2) (dual of [40, 36, 3]-code), using
- Hamming code H(4,3) [i]
- discarding factors / shortening the dual code based on linear OA(34, 40, F3, 2) (dual of [40, 36, 3]-code), using
- construction X applied to Ce(21) ⊂ Ce(18) [i] based on
- 2 times code embedding in larger space [i] based on linear OA(3173, 531469, F3, 22) (dual of [531469, 531296, 23]-code), using
- OOA 3-folding [i] based on linear OA(3175, 531471, F3, 22) (dual of [531471, 531296, 23]-code), using
- 31 times duplication [i] based on linear OOA(3175, 177157, F3, 3, 22) (dual of [(177157, 3), 531296, 23]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(3176, 177157, F3, 3, 22) (dual of [(177157, 3), 531295, 23]-NRT-code), using
(176−22, 176, large)-Net in Base 3 — Upper bound on s
There is no (154, 176, large)-net in base 3, because
- 20 times m-reduction [i] would yield (154, 156, large)-net in base 3, but