MinT - Information on Result #1081236

Information on Result #1081236

Linear OOA(3¹⁸¹, 2097314, F₃, 4, 16) (dual of [(2097314, 4), 8389075, 17]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(3³⁰, 164, F₃, 4, 8) (dual of [(164, 4), 626, 9]-NRT-code), using
- extracting embedded OOA [i] based on digital (22, 30, 164)-net over F₃, using
  - trace code for nets [i] based on digital (7, 15, 82)-net over F₉, using
    - base reduction for projective spaces (embedding PG(7,81) in PG(14,9)) for nets [i] based on digital (0, 8, 82)-net over F₈₁, using
      - net from sequence [i] based on digital (0, 81)-sequence over F₈₁, using
        generalized Faure sequence [i]
        Niederreiterâ€“Xing sequence constructionÂ II/III [i] based on function field F/F₈₁ with g(F) = 0 and N(F) ≥ 82, using
        the rational function field F₈₁(x) [i]
        Niederreiter sequence [i]
linear OOA(3¹⁵¹, 2097150, F₃, 4, 16) (dual of [(2097150, 4), 8388449, 17]-NRT-code), using
- OOA 4-folding [i] based on linear OA(3¹⁵¹, 8388600, F₃, 16) (dual of [8388600, 8388449, 17]-code), using
  - discarding factors / shortening the dual code based on linear OA(3¹⁵¹, large, F₃, 16) (dual of [large, large−151, 17]-code), using
    - the primitive expurgated narrow-sense BCH-code C(I) with length 14348906Â = 3¹⁵âˆ’1, defining interval IÂ =Â [0,15], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 17 [i]

Mode: Constructive and linear.

None.

The following results depend on this result:

	Result		This result only	Method
1	Linear OOA(3¹⁸¹, 1048656, F₃, 20, 16) (dual of [(1048656, 20), 20972939, 17]-NRT-code)	[i]		OOA Folding and Stacking with Additional Row