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A145578 Weight distribution of [18,9,6] binary extended quadratic-residue (or QR) code. 0
1, 0, 0, 102, 153, 153, 102, 0, 0, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

COMMENTS

Taken from the Tjhai-Tomlinson web site.

LINKS

Table of n, a(n) for n=0..9.

C. J. Tjhai and Martin Tomlinson, Weight Distributions of Quadratic Residue and Quadratic Double Circulant Codes over GF(2)

EXAMPLE

The weight distribution is:

i A_i

0 1

6 102

8 153

10 153

12 102

18 1

CROSSREFS

Sequence in context: A023059 A015165 A160918 * A318792 A006316 A242068

Adjacent sequences:  A145575 A145576 A145577 * A145579 A145580 A145581

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane, Mar 19 2009

STATUS

approved

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Last modified August 25 10:10 EDT 2019. Contains 326324 sequences. (Running on oeis4.)