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A080953
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Weight distribution of [151,76,19] binary quadratic-residue (or QR) code.
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1
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1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3775, 24915, 0, 0, 113250, 604000, 0, 0, 30256625, 133993625, 0, 0, 8292705580, 31097645925, 0, 0, 1302257122605, 4196161839505, 0, 0, 113402818847850, 317527892773980, 0
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,20
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COMMENTS
| Taken from the Tjhai-Tomlinson web site.
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LINKS
| C. J. Tjhai and Martin Tomlinson, Weight Distributions of Quadratic Residue and Quadratic Double Circulant Codes over GF(2)
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EXAMPLE
| The weight distribution is:
i A_i
0 1
19 3775
20 24915
23 113250
24 604000
27 30256625
28 133993625
31 8292705580
32 31097645925
35 1302257122605
36 4196161839505
39 113402818847850
40 317527892773980
43 5706949034630250
44 14007965812274250
47 171469716029462688
48 371517718063835840
51 3155019195317145088
52 6067344606379124736
55 36274321608490643456
56 62184551328841105408
59 264765917968736092160
60 405974407552061997056
63 1241968201959417053184
64 1707706277694198513664
67 3778485133479463354368
68 4667540459004043460608
71 7503425412744902344704
72 8337139347494335938560
75 9763682329503348031488
76 9763682329503348031488
79 8337139347494335938560
80 7503425412744902344704
83 4667540459004043460608
84 3778485133479463354368
87 1707706277694198513664
88 1241968201959417053184
91 405974407552061997056
92 264765917968736092160
95 62184551328841105408
96 36274321608490643456
99 6067344606379124736
100 3155019195317145088
103 371517718063835840
104 171469716029462688
107 14007965812274250
108 5706949034630250
111 317527892773980
112 113402818847850
115 4196161839505
116 1302257122605
119 31097645925
120 8292705580
123 133993625
124 30256625
127 604000
128 113250
131 24915
132 3775
151 1
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CROSSREFS
| Sequence in context: A133970 A137790 A108179 * A178193 A135200 A186953
Adjacent sequences: A080950 A080951 A080952 * A080954 A080955 A080956
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KEYWORD
| nonn,fini
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Apr 15 2009
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