Best Known (121, 131, s)-Nets in Base 5
(121, 131, 4332032)-Net over F5 — Constructive and digital
Digital (121, 131, 4332032)-net over F5, using
- (u, u+v)-construction [i] based on
- digital (34, 39, 976592)-net over F5, using
- net defined by OOA [i] based on linear OOA(539, 976592, F5, 6, 5) (dual of [(976592, 6), 5859513, 6]-NRT-code), using
- OOA stacking with additional row [i] based on linear OOA(539, 976593, F5, 2, 5) (dual of [(976593, 2), 1953147, 6]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(53, 31, F5, 2, 2) (dual of [(31, 2), 59, 3]-NRT-code), using
- appending kth column [i] based on linear OA(53, 31, F5, 2) (dual of [31, 28, 3]-code), using
- Hamming code H(3,5) [i]
- appending kth column [i] based on linear OA(53, 31, F5, 2) (dual of [31, 28, 3]-code), using
- linear OOA(536, 976562, F5, 2, 5) (dual of [(976562, 2), 1953088, 6]-NRT-code), using
- OOA 2-folding [i] based on linear OA(536, 1953124, F5, 5) (dual of [1953124, 1953088, 6]-code), using
- 1 times truncation [i] based on linear OA(537, 1953125, F5, 6) (dual of [1953125, 1953088, 7]-code), using
- an extension Ce(5) of the primitive narrow-sense BCH-code C(I) with length 1953124 = 59−1, defining interval I = [1,5], and designed minimum distance d ≥ |I|+1 = 6 [i]
- 1 times truncation [i] based on linear OA(537, 1953125, F5, 6) (dual of [1953125, 1953088, 7]-code), using
- OOA 2-folding [i] based on linear OA(536, 1953124, F5, 5) (dual of [1953124, 1953088, 6]-code), using
- linear OOA(53, 31, F5, 2, 2) (dual of [(31, 2), 59, 3]-NRT-code), using
- (u, u+v)-construction [i] based on
- OOA stacking with additional row [i] based on linear OOA(539, 976593, F5, 2, 5) (dual of [(976593, 2), 1953147, 6]-NRT-code), using
- net defined by OOA [i] based on linear OOA(539, 976592, F5, 6, 5) (dual of [(976592, 6), 5859513, 6]-NRT-code), using
- digital (82, 92, 3355440)-net over F5, using
- trace code for nets [i] based on digital (36, 46, 1677720)-net over F25, using
- net defined by OOA [i] based on linear OOA(2546, 1677720, F25, 10, 10) (dual of [(1677720, 10), 16777154, 11]-NRT-code), using
- OA 5-folding and stacking [i] based on linear OA(2546, 8388600, F25, 10) (dual of [8388600, 8388554, 11]-code), using
- discarding factors / shortening the dual code based on linear OA(2546, large, F25, 10) (dual of [large, large−46, 11]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 9765624 = 255−1, defining interval I = [0,9], and designed minimum distance d ≥ |I|+1 = 11 [i]
- discarding factors / shortening the dual code based on linear OA(2546, large, F25, 10) (dual of [large, large−46, 11]-code), using
- OA 5-folding and stacking [i] based on linear OA(2546, 8388600, F25, 10) (dual of [8388600, 8388554, 11]-code), using
- net defined by OOA [i] based on linear OOA(2546, 1677720, F25, 10, 10) (dual of [(1677720, 10), 16777154, 11]-NRT-code), using
- trace code for nets [i] based on digital (36, 46, 1677720)-net over F25, using
- digital (34, 39, 976592)-net over F5, using
(121, 131, large)-Net over F5 — Digital
Digital (121, 131, large)-net over F5, using
- 6 times m-reduction [i] based on digital (121, 137, large)-net over F5, using
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(5137, large, F5, 16) (dual of [large, large−137, 17]-code), using
- 16 times code embedding in larger space [i] based on linear OA(5121, large, F5, 16) (dual of [large, large−121, 17]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 9765624 = 510−1, defining interval I = [0,15], and designed minimum distance d ≥ |I|+1 = 17 [i]
- 16 times code embedding in larger space [i] based on linear OA(5121, large, F5, 16) (dual of [large, large−121, 17]-code), using
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(5137, large, F5, 16) (dual of [large, large−137, 17]-code), using
(121, 131, large)-Net in Base 5 — Upper bound on s
There is no (121, 131, large)-net in base 5, because
- 8 times m-reduction [i] would yield (121, 123, large)-net in base 5, but