MinT - Information on Result #1117624

Information on Result #1117624

Linear OOA(3²²¹, 3355462, F₃, 5, 15) (dual of [(3355462, 5), 16777089, 16]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(3⁶¹, 2796200, F₃, 5, 7) (dual of [(2796200, 5), 13980939, 8]-NRT-code), using
- OOA 3-folding and stacking with additional row [i] based on linear OA(3⁶¹, 8388601, F₃, 7) (dual of [8388601, 8388540, 8]-code), using
  - discarding factors / shortening the dual code based on linear OA(3⁶¹, large, F₃, 7) (dual of [large, large−61, 8]-code), using
    - the expurgated narrow-sense BCH-code C(I) with length 14348908Â | 3³⁰âˆ’1, defining interval IÂ =Â [0,3], and minimum distance dÂ â‰¥ |{−3,−2,…,3}|+1Â =Â 8 (BCH-bound) [i]
linear OOA(3¹⁶⁰, 1677731, F₃, 5, 15) (dual of [(1677731, 5), 8388495, 16]-NRT-code), using
- (u,Â u+v)-construction [i] based on
  1. linear OOA(3¹⁰, 11, F₃, 5, 7) (dual of [(11, 5), 45, 8]-NRT-code), using
    - extracting embedded OOA [i] based on digital (3, 10, 11)-net over F₃, using
      - linear code embedding found in a computer search [i]
  2. linear OOA(3¹⁵⁰, 1677720, F₃, 5, 15) (dual of [(1677720, 5), 8388450, 16]-NRT-code), using
    - OOA 5-folding [i] based on linear OA(3¹⁵⁰, 8388600, F₃, 15) (dual of [8388600, 8388450, 16]-code), using
      - discarding factors / shortening the dual code based on linear OA(3¹⁵⁰, large, F₃, 15) (dual of [large, large−150, 16]-code), using
        the primitive narrow-sense BCH-code C(I) with length 14348906Â = 3¹⁵âˆ’1, defining interval IÂ =Â [1,15], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 16 [i]

Mode: Constructive and linear.

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