MinT - Information on Result #895502

Information on Result #895502

Linear OOA(4¹²⁴, 4194369, F₄, 2, 12) (dual of [(4194369, 2), 8388614, 13]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(4¹⁶, 68, F₄, 2, 6) (dual of [(68, 2), 120, 7]-NRT-code), using
- (u,Â u+v)-construction [i] based on
  1. linear OOA(4⁵, 41, F₄, 2, 3) (dual of [(41, 2), 77, 4]-NRT-code), using
    - OAs with strength 3, bÂ â‰ Â 2, and mÂ >Â 3 are always embeddable [i] based on linear OA(4⁵, 41, F₄, 3) (dual of [41, 36, 4]-code or 41-cap in PG(4,4)), using
      - a cap found by Tallinii [i]
  2. linear OOA(4¹¹, 34, F₄, 2, 6) (dual of [(34, 2), 57, 7]-NRT-code), using
    - extracting embedded OOA [i] based on digital (5, 11, 34)-net over F₄, using
      - linear code embedding found in a computer search [i]
linear OOA(4¹⁰⁸, 4194301, F₄, 2, 12) (dual of [(4194301, 2), 8388494, 13]-NRT-code), using
- OOA 2-folding [i] based on linear OA(4¹⁰⁸, 8388602, F₄, 12) (dual of [8388602, 8388494, 13]-code), using
  - discarding factors / shortening the dual code based on linear OA(4¹⁰⁸, large, F₄, 12) (dual of [large, large−108, 13]-code), using
    - the primitive narrow-sense BCH-code C(I) with length 16777215Â = 4¹²âˆ’1, defining interval IÂ =Â [1,12], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 13 [i]

Mode: Constructive and linear.

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