Best Known (22, 22+22, s)-Nets in Base 256
(22, 22+22, 5958)-Net over F256 — Constructive and digital
Digital (22, 44, 5958)-net over F256, using
- 2561 times duplication [i] based on digital (21, 43, 5958)-net over F256, using
- net defined by OOA [i] based on linear OOA(25643, 5958, F256, 22, 22) (dual of [(5958, 22), 131033, 23]-NRT-code), using
- OA 11-folding and stacking [i] based on linear OA(25643, 65538, F256, 22) (dual of [65538, 65495, 23]-code), using
- construction X applied to Ce(21) ⊂ Ce(20) [i] based on
- linear OA(25643, 65536, F256, 22) (dual of [65536, 65493, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(25641, 65536, F256, 21) (dual of [65536, 65495, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(2560, 2, F256, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(2560, s, F256, 0) (dual of [s, s, 1]-code) with arbitrarily large s, using
- construction X applied to Ce(21) ⊂ Ce(20) [i] based on
- OA 11-folding and stacking [i] based on linear OA(25643, 65538, F256, 22) (dual of [65538, 65495, 23]-code), using
- net defined by OOA [i] based on linear OOA(25643, 5958, F256, 22, 22) (dual of [(5958, 22), 131033, 23]-NRT-code), using
(22, 22+22, 13108)-Net over F256 — Digital
Digital (22, 44, 13108)-net over F256, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(25644, 13108, F256, 5, 22) (dual of [(13108, 5), 65496, 23]-NRT-code), using
- OOA 5-folding [i] based on linear OA(25644, 65540, F256, 22) (dual of [65540, 65496, 23]-code), using
- discarding factors / shortening the dual code based on linear OA(25644, 65541, F256, 22) (dual of [65541, 65497, 23]-code), using
- construction X applied to Ce(21) ⊂ Ce(19) [i] based on
- linear OA(25643, 65536, F256, 22) (dual of [65536, 65493, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(25639, 65536, F256, 20) (dual of [65536, 65497, 21]-code), using an extension Ce(19) of the primitive narrow-sense BCH-code C(I) with length 65535 = 2562−1, defining interval I = [1,19], and designed minimum distance d ≥ |I|+1 = 20 [i]
- linear OA(2561, 5, F256, 1) (dual of [5, 4, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(2561, s, F256, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X applied to Ce(21) ⊂ Ce(19) [i] based on
- discarding factors / shortening the dual code based on linear OA(25644, 65541, F256, 22) (dual of [65541, 65497, 23]-code), using
- OOA 5-folding [i] based on linear OA(25644, 65540, F256, 22) (dual of [65540, 65496, 23]-code), using
(22, 22+22, large)-Net in Base 256 — Upper bound on s
There is no (22, 44, large)-net in base 256, because
- 20 times m-reduction [i] would yield (22, 24, large)-net in base 256, but