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Search: id:A146946
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| A146946 |
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Weight distribution of [136,68,24] double circulant code. |
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+0
1
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| 1, 0, 0, 0, 0, 0, 3997890, 1228844320, 182985731775, 14283914414016, 612875802567105, 14997654299809440, 215365307912371904, 1855049119250976000, 9745212817192720384, 31607315976754470912
(list; graph; listen)
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OFFSET
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0,7
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COMMENT
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Taken from the Tjhai-Tomlinson web site.
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LINKS
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C. J. Tjhai and Martin Tomlinson, Weight Distributions of Quadratic Residue and Quadratic Double Circulant Codes over GF(2)
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EXAMPLE
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The weight distribution is:
i A_i
0 1
24 3997890
28 1228844320
32 182985731775
36 14283914414016
40 612875802567105
44 14997654299809440
48 215365307912371904
52 1855049119250976000
56 9745212817192720384
60 31607315976754470912
64 63822675800631222272
68 80625417139398574080
72 63822675800631222272
76 31607315976754470912
80 9745212817192720384
84 1855049119250976000
88 215365307912371904
92 14997654299809440
96 612875802567105
100 14283914414016
104 182985731775
108 1228844320
112 3997890
136 1
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CROSSREFS
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Sequence in context: A144642 A032753 A047987 this_sequence A109207 A104930 A107023
Adjacent sequences: A146943 A146944 A146945 this_sequence A146947 A146948 A146949
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KEYWORD
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nonn,fini
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Apr 20 2009
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