The check matrix of a [15,9,6]7.

100001210044020
010002100140204
001001001202044
000100012120440
000010121004402
000001111111111

The weight distribution:

A'0= 1, A'7= 90, A'9= 1260, A'10= 5418, A'11= 13230, A'12= 18270, A'13= 42210, A'14= 24570, A'15= 12600.

A0= 1, A6= 3780, A7= 9630, A8= 100170, A9= 423360, A10= 1547910, A11= 4193910, A12= 8445150, A13= 11634210, A14= 10000530, A15= 3994956.


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