Best Known (150−22, 150, s)-Nets in Base 3
(150−22, 150, 5371)-Net over F3 — Constructive and digital
Digital (128, 150, 5371)-net over F3, using
- 31 times duplication [i] based on digital (127, 149, 5371)-net over F3, using
- net defined by OOA [i] based on linear OOA(3149, 5371, F3, 22, 22) (dual of [(5371, 22), 118013, 23]-NRT-code), using
- OA 11-folding and stacking [i] based on linear OA(3149, 59081, F3, 22) (dual of [59081, 58932, 23]-code), using
- discarding factors / shortening the dual code based on linear OA(3149, 59087, F3, 22) (dual of [59087, 58938, 23]-code), using
- construction X applied to Ce(21) ⊂ Ce(16) [i] based on
- linear OA(3141, 59049, F3, 22) (dual of [59049, 58908, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 59048 = 310−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(3111, 59049, F3, 17) (dual of [59049, 58938, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 59048 = 310−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
- linear OA(38, 38, F3, 4) (dual of [38, 30, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(38, 41, F3, 4) (dual of [41, 33, 5]-code), using
- the narrow-sense BCH-code C(I) with length 41 | 38−1, defining interval I = [1,1], and minimum distance d ≥ |{−3,−1,1,3}|+1 = 5 (BCH-bound) [i]
- discarding factors / shortening the dual code based on linear OA(38, 41, F3, 4) (dual of [41, 33, 5]-code), using
- construction X applied to Ce(21) ⊂ Ce(16) [i] based on
- discarding factors / shortening the dual code based on linear OA(3149, 59087, F3, 22) (dual of [59087, 58938, 23]-code), using
- OA 11-folding and stacking [i] based on linear OA(3149, 59081, F3, 22) (dual of [59081, 58932, 23]-code), using
- net defined by OOA [i] based on linear OOA(3149, 5371, F3, 22, 22) (dual of [(5371, 22), 118013, 23]-NRT-code), using
(150−22, 150, 20622)-Net over F3 — Digital
Digital (128, 150, 20622)-net over F3, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(3150, 20622, F3, 2, 22) (dual of [(20622, 2), 41094, 23]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(3150, 29544, F3, 2, 22) (dual of [(29544, 2), 58938, 23]-NRT-code), using
- OOA 2-folding [i] based on linear OA(3150, 59088, F3, 22) (dual of [59088, 58938, 23]-code), using
- 1 times code embedding in larger space [i] based on linear OA(3149, 59087, F3, 22) (dual of [59087, 58938, 23]-code), using
- construction X applied to Ce(21) ⊂ Ce(16) [i] based on
- linear OA(3141, 59049, F3, 22) (dual of [59049, 58908, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 59048 = 310−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(3111, 59049, F3, 17) (dual of [59049, 58938, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 59048 = 310−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
- linear OA(38, 38, F3, 4) (dual of [38, 30, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(38, 41, F3, 4) (dual of [41, 33, 5]-code), using
- the narrow-sense BCH-code C(I) with length 41 | 38−1, defining interval I = [1,1], and minimum distance d ≥ |{−3,−1,1,3}|+1 = 5 (BCH-bound) [i]
- discarding factors / shortening the dual code based on linear OA(38, 41, F3, 4) (dual of [41, 33, 5]-code), using
- construction X applied to Ce(21) ⊂ Ce(16) [i] based on
- 1 times code embedding in larger space [i] based on linear OA(3149, 59087, F3, 22) (dual of [59087, 58938, 23]-code), using
- OOA 2-folding [i] based on linear OA(3150, 59088, F3, 22) (dual of [59088, 58938, 23]-code), using
- discarding factors / shortening the dual code based on linear OOA(3150, 29544, F3, 2, 22) (dual of [(29544, 2), 58938, 23]-NRT-code), using
(150−22, 150, 7873766)-Net in Base 3 — Upper bound on s
There is no (128, 150, 7873767)-net in base 3, because
- the generalized Rao bound for nets shows that 3m ≥ 369988 950440 764283 019421 702430 639616 236954 779733 659765 160588 860736 436235 > 3150 [i]