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The check matrix of a [14,7,7]₇. A double circulant code.

10000003524110
01000001314103
00100002514031
00010001510312
00001001505121
00000101034211
00000010111111

The weight distribution (formal selfdual):

A'₀= 1, A'₇= 1680, A'₈= 6258, A'₉= 23268, A'₁₀= 73332, A'₁₁= 163632, A'₁₂= 236628, A'₁₃= 223944, A'₁₄= 94800.

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