Information on Result #658351

Linear OA(25628, 274, F256, 20) (dual of [274, 246, 21]-code), using construction X applied to AG(FQ+78P) ⊂ AG(FQ+81P) based on
  1. linear OA(25620, 257, F256, 20) (dual of [257, 237, 21]-code or 257-arc in PG(19,256)), using algebraic-geometric code AG(F,118P) with degP = 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257, using the rational function field F256(x) [i]
  2. linear OA(25611, 257, F256, 11) (dual of [257, 246, 12]-code or 257-arc in PG(10,256)), using algebraic-geometric code AG(FQ+121P) with degQ = 3 and degP = 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
  3. linear OA(2568, 17, F256, 8) (dual of [17, 9, 9]-code or 17-arc in PG(7,256)), using

Mode: Constructive and linear.

Optimality

Show details for fixed k and m, n and k, k and s, k and t, n and m, m and s, m and t, n and s, n and t.

Other Results with Identical Parameters

None.

Depending Results

None.