Best Known (121, 121+12, s)-Nets in Base 5
(121, 121+12, 2797241)-Net over F5 — Constructive and digital
Digital (121, 133, 2797241)-net over F5, using
- (u, u+v)-construction [i] based on
- digital (15, 21, 1041)-net over F5, using
- net defined by OOA [i] based on linear OOA(521, 1041, F5, 6, 6) (dual of [(1041, 6), 6225, 7]-NRT-code), using
- OA 3-folding and stacking [i] based on linear OA(521, 3123, F5, 6) (dual of [3123, 3102, 7]-code), using
- discarding factors / shortening the dual code based on linear OA(521, 3125, F5, 6) (dual of [3125, 3104, 7]-code), using
- an extension Ce(5) of the primitive narrow-sense BCH-code C(I) with length 3124 = 55−1, defining interval I = [1,5], and designed minimum distance d ≥ |I|+1 = 6 [i]
- discarding factors / shortening the dual code based on linear OA(521, 3125, F5, 6) (dual of [3125, 3104, 7]-code), using
- OA 3-folding and stacking [i] based on linear OA(521, 3123, F5, 6) (dual of [3123, 3102, 7]-code), using
- net defined by OOA [i] based on linear OOA(521, 1041, F5, 6, 6) (dual of [(1041, 6), 6225, 7]-NRT-code), using
- digital (100, 112, 2796200)-net over F5, using
- net defined by OOA [i] based on linear OOA(5112, 2796200, F5, 14, 12) (dual of [(2796200, 14), 39146688, 13]-NRT-code), using
- OOA 3-folding and stacking with additional row [i] based on linear OOA(5112, 8388601, F5, 2, 12) (dual of [(8388601, 2), 16777090, 13]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(5112, 8388602, F5, 2, 12) (dual of [(8388602, 2), 16777092, 13]-NRT-code), using
- trace code [i] based on linear OOA(2556, 4194301, F25, 2, 12) (dual of [(4194301, 2), 8388546, 13]-NRT-code), using
- OOA 2-folding [i] based on linear OA(2556, 8388602, F25, 12) (dual of [8388602, 8388546, 13]-code), using
- discarding factors / shortening the dual code based on linear OA(2556, large, F25, 12) (dual of [large, large−56, 13]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 9765624 = 255−1, defining interval I = [0,11], and designed minimum distance d ≥ |I|+1 = 13 [i]
- discarding factors / shortening the dual code based on linear OA(2556, large, F25, 12) (dual of [large, large−56, 13]-code), using
- OOA 2-folding [i] based on linear OA(2556, 8388602, F25, 12) (dual of [8388602, 8388546, 13]-code), using
- trace code [i] based on linear OOA(2556, 4194301, F25, 2, 12) (dual of [(4194301, 2), 8388546, 13]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(5112, 8388602, F5, 2, 12) (dual of [(8388602, 2), 16777092, 13]-NRT-code), using
- OOA 3-folding and stacking with additional row [i] based on linear OOA(5112, 8388601, F5, 2, 12) (dual of [(8388601, 2), 16777090, 13]-NRT-code), using
- net defined by OOA [i] based on linear OOA(5112, 2796200, F5, 14, 12) (dual of [(2796200, 14), 39146688, 13]-NRT-code), using
- digital (15, 21, 1041)-net over F5, using
(121, 121+12, large)-Net over F5 — Digital
Digital (121, 133, large)-net over F5, using
- 4 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, 121+12, large)-Net in Base 5 — Upper bound on s
There is no (121, 133, large)-net in base 5, because
- 10 times m-reduction [i] would yield (121, 123, large)-net in base 5, but