MinT - Information on Result #1143826

Information on Result #1143826

Linear OOA(2²³⁵, 1398146, F₂, 6, 18) (dual of [(1398146, 6), 8388641, 19]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(2²⁸, 46, F₂, 6, 9) (dual of [(46, 6), 248, 10]-NRT-code), using
- (u,Â u+v)-construction [i] based on
  1. linear OOA(2⁹, 23, F₂, 6, 4) (dual of [(23, 6), 129, 5]-NRT-code), using
    - appending 2 arbitrary columns [i] based on linear OOA(2⁹, 23, F₂, 4, 4) (dual of [(23, 4), 83, 5]-NRT-code), using
      - appending kth column [i] based on linear OOA(2⁹, 23, F₂, 3, 4) (dual of [(23, 3), 60, 5]-NRT-code), using
        extracting embedded OOA [i] based on digital (5, 9, 23)-net over F₂, using
        linear code embedding found in a computer search [i]
  2. linear OOA(2¹⁹, 23, F₂, 6, 9) (dual of [(23, 6), 119, 10]-NRT-code), using
    - extracting embedded OOA [i] based on digital (10, 19, 23)-net over F₂, using
      - linear code embedding found in a computer search [i]
linear OOA(2²⁰⁷, 1398100, F₂, 6, 18) (dual of [(1398100, 6), 8388393, 19]-NRT-code), using
- OOA 6-folding [i] based on linear OA(2²⁰⁷, 8388600, F₂, 18) (dual of [8388600, 8388393, 19]-code), using
  - discarding factors / shortening the dual code based on linear OA(2²⁰⁷, large, F₂, 18) (dual of [large, large−207, 19]-code), using
    - the primitive narrow-sense BCH-code C(I) with length 8388607Â = 2²³âˆ’1, defining interval IÂ =Â [1,18], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 19 [i]

Mode: Constructive and linear.

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