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A145685 Weight distribution of [120,60,20] binary extended quadratic-residue (or QR) code. 0
1, 0, 0, 0, 0, 56896, 12886944, 2935906752, 320496430380, 18071400219840, 552526728803616, 9491105395362624, 94116098389459776, 549827720843995776, 1920594821540759296, 4051982879111857664 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,6
COMMENTS
Taken from the Tjhai-Tomlinson web site.
LINKS
EXAMPLE
The weight distribution is:
i A_i
0 1
20 56896
24 12886944
28 2935906752
32 320496430380
36 18071400219840
40 552526728803616
44 9491105395362624
48 94116098389459776
52 549827720843995776
56 1920594821540759296
60 4051982879111857664
64 5193576979998072832
68 4051982879111857664
72 1920594821540759296
76 549827720843995776
80 94116098389459776
84 9491105395362624
88 552526728803616
92 18071400219840
96 320496430380
100 2935906752
104 12886944
108 56896
128 1
CROSSREFS
Sequence in context: A288076 A031683 A202568 * A333951 A292788 A138597
KEYWORD
nonn,fini
AUTHOR
N. J. A. Sloane, Apr 02 2009
STATUS
approved

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Last modified May 19 19:45 EDT 2024. Contains 372703 sequences. (Running on oeis4.)