Information on Result #1364891
Linear OOA(4103, 2121, F4, 2, 21) (dual of [(2121, 2), 4139, 22]-NRT-code), using OOA 2-folding based on linear OA(4103, 4242, F4, 21) (dual of [4242, 4139, 22]-code), using
- 134 step Varšamov–Edel lengthening with (ri) = (4, 1, 1, 0, 0, 1, 4 times 0, 1, 7 times 0, 1, 12 times 0, 1, 19 times 0, 1, 32 times 0, 1, 49 times 0) [i] based on linear OA(491, 4096, F4, 21) (dual of [4096, 4005, 22]-code), using
- an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 4095 = 46−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
Mode: 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.