Best Known (27, 27+10, s)-Nets in Base 256
(27, 27+10, 1710617)-Net over F256 — Constructive and digital
Digital (27, 37, 1710617)-net over F256, using
- (u, u+v)-construction [i] based on
- digital (4, 9, 32897)-net over F256, using
- net defined by OOA [i] based on linear OOA(2569, 32897, F256, 5, 5) (dual of [(32897, 5), 164476, 6]-NRT-code), using
- appending kth column [i] based on linear OOA(2569, 32897, F256, 4, 5) (dual of [(32897, 4), 131579, 6]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(2562, 257, F256, 4, 2) (dual of [(257, 4), 1026, 3]-NRT-code), using
- extended Reed–Solomon NRT-code RSe(4;1026,256) [i]
- linear OOA(2567, 32640, F256, 4, 5) (dual of [(32640, 4), 130553, 6]-NRT-code), using
- OOA 2-folding and stacking with additional row [i] based on linear OA(2567, 65281, F256, 5) (dual of [65281, 65274, 6]-code), using
- linear OOA(2562, 257, F256, 4, 2) (dual of [(257, 4), 1026, 3]-NRT-code), using
- (u, u+v)-construction [i] based on
- appending kth column [i] based on linear OOA(2569, 32897, F256, 4, 5) (dual of [(32897, 4), 131579, 6]-NRT-code), using
- net defined by OOA [i] based on linear OOA(2569, 32897, F256, 5, 5) (dual of [(32897, 5), 164476, 6]-NRT-code), using
- digital (18, 28, 1677720)-net over F256, using
- net defined by OOA [i] based on linear OOA(25628, 1677720, F256, 10, 10) (dual of [(1677720, 10), 16777172, 11]-NRT-code), using
- OA 5-folding and stacking [i] based on linear OA(25628, 8388600, F256, 10) (dual of [8388600, 8388572, 11]-code), using
- discarding factors / shortening the dual code based on linear OA(25628, large, F256, 10) (dual of [large, large−28, 11]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 16777215 = 2563−1, defining interval I = [0,9], and designed minimum distance d ≥ |I|+1 = 11 [i]
- discarding factors / shortening the dual code based on linear OA(25628, large, F256, 10) (dual of [large, large−28, 11]-code), using
- OA 5-folding and stacking [i] based on linear OA(25628, 8388600, F256, 10) (dual of [8388600, 8388572, 11]-code), using
- net defined by OOA [i] based on linear OOA(25628, 1677720, F256, 10, 10) (dual of [(1677720, 10), 16777172, 11]-NRT-code), using
- digital (4, 9, 32897)-net over F256, using
(27, 27+10, large)-Net over F256 — Digital
Digital (27, 37, large)-net over F256, using
- t-expansion [i] based on digital (26, 37, large)-net over F256, using
- 1 times m-reduction [i] based on digital (26, 38, large)-net over F256, using
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(25638, large, F256, 12) (dual of [large, large−38, 13]-code), using
- 4 times code embedding in larger space [i] based on linear OA(25634, large, F256, 12) (dual of [large, large−34, 13]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 16777215 = 2563−1, defining interval I = [0,11], and designed minimum distance d ≥ |I|+1 = 13 [i]
- 4 times code embedding in larger space [i] based on linear OA(25634, large, F256, 12) (dual of [large, large−34, 13]-code), using
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(25638, large, F256, 12) (dual of [large, large−38, 13]-code), using
- 1 times m-reduction [i] based on digital (26, 38, large)-net over F256, using
(27, 27+10, large)-Net in Base 256 — Upper bound on s
There is no (27, 37, large)-net in base 256, because
- 8 times m-reduction [i] would yield (27, 29, large)-net in base 256, but