Best Known (62−9, 62, s)-Nets in Base 4
(62−9, 62, 262146)-Net over F4 — Constructive and digital
Digital (53, 62, 262146)-net over F4, using
- net defined by OOA [i] based on linear OOA(462, 262146, F4, 9, 9) (dual of [(262146, 9), 2359252, 10]-NRT-code), using
- OOA 4-folding and stacking with additional row [i] based on linear OA(462, 1048585, F4, 9) (dual of [1048585, 1048523, 10]-code), using
- discarding factors / shortening the dual code based on linear OA(462, 1048587, F4, 9) (dual of [1048587, 1048525, 10]-code), using
- construction X applied to Ce(8) ⊂ Ce(6) [i] based on
- linear OA(461, 1048576, F4, 9) (dual of [1048576, 1048515, 10]-code), using an extension Ce(8) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,8], and designed minimum distance d ≥ |I|+1 = 9 [i]
- linear OA(451, 1048576, F4, 7) (dual of [1048576, 1048525, 8]-code), using an extension Ce(6) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,6], and designed minimum distance d ≥ |I|+1 = 7 [i]
- linear OA(41, 11, F4, 1) (dual of [11, 10, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(41, s, F4, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X applied to Ce(8) ⊂ Ce(6) [i] based on
- discarding factors / shortening the dual code based on linear OA(462, 1048587, F4, 9) (dual of [1048587, 1048525, 10]-code), using
- OOA 4-folding and stacking with additional row [i] based on linear OA(462, 1048585, F4, 9) (dual of [1048585, 1048523, 10]-code), using
(62−9, 62, 524294)-Net over F4 — Digital
Digital (53, 62, 524294)-net over F4, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(462, 524294, F4, 2, 9) (dual of [(524294, 2), 1048526, 10]-NRT-code), using
- OOA 2-folding [i] based on linear OA(462, 1048588, F4, 9) (dual of [1048588, 1048526, 10]-code), using
- construction X4 applied to Ce(8) ⊂ Ce(6) [i] based on
- linear OA(461, 1048576, F4, 9) (dual of [1048576, 1048515, 10]-code), using an extension Ce(8) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,8], and designed minimum distance d ≥ |I|+1 = 9 [i]
- linear OA(451, 1048576, F4, 7) (dual of [1048576, 1048525, 8]-code), using an extension Ce(6) of the primitive narrow-sense BCH-code C(I) with length 1048575 = 410−1, defining interval I = [1,6], and designed minimum distance d ≥ |I|+1 = 7 [i]
- linear OA(411, 12, F4, 11) (dual of [12, 1, 12]-code or 12-arc in PG(10,4)), using
- dual of repetition code with length 12 [i]
- linear OA(41, 12, F4, 1) (dual of [12, 11, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(41, s, F4, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X4 applied to Ce(8) ⊂ Ce(6) [i] based on
- OOA 2-folding [i] based on linear OA(462, 1048588, F4, 9) (dual of [1048588, 1048526, 10]-code), using
(62−9, 62, large)-Net in Base 4 — Upper bound on s
There is no (53, 62, large)-net in base 4, because
- 7 times m-reduction [i] would yield (53, 55, large)-net in base 4, but