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The check matrix of a [17,9,7]5. This is a double circulant code.

10000000442421001
01000000133320041
00100000221300411
00010000341004121
00001000140031231
00000100100222311
00000010004343111
00000001011111101

The weight distribution:

A'0= 1, A'7= 96, A'8= 980, A'9= 3288, A'10= 11088, A'11= 24864, A'12= 53480, A'13= 82880, A'14= 94672, A'15= 71296, A'16= 39696, A'17= 8284,

A0= 1, A7= 1280, A8= 3628, A9= 16688, A10= 51440, A11= 133728, A12= 264488, A13= 412272, A14= 462512, A15= 377184, A16= 185772, A17= 44132,


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