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A146946 Weight distribution of [136,68,24] double circulant code. 0
1, 0, 0, 0, 0, 0, 3997890, 1228844320, 182985731775, 14283914414016, 612875802567105, 14997654299809440, 215365307912371904, 1855049119250976000, 9745212817192720384, 31607315976754470912 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,7

COMMENTS

Taken from the Tjhai-Tomlinson web site.

LINKS

Table of n, a(n) for n=0..15.

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

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

CROSSREFS

Sequence in context: A047987 A234798 A290123 * A109207 A104930 A251614

Adjacent sequences:  A146943 A146944 A146945 * A146947 A146948 A146949

KEYWORD

nonn,fini

AUTHOR

N. J. A. Sloane, Apr 20 2009

STATUS

approved

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Last modified January 23 21:55 EST 2021. Contains 340386 sequences. (Running on oeis4.)