login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A030639 Weight distribution of [128,43,32] extended binary primitive BCH (or XBCH) code. 0
1, 0, 0, 0, 0, 0, 0, 0, 124460, 8810752, 263542272, 4521151232, 44899876672, 262118734080, 915924097536, 1931974003456, 2476672341286, 1931974003456, 915924097536, 262118734080, 44899876672, 4521151232 (list; graph; refs; listen; history; internal format)
OFFSET

0,9

COMMENTS

The design distance is 30.

LINKS

M. Terada, J. Asatani and T. Koumoto, Weight Distribution

EXAMPLE

The weight distribution is:

i A_i

0 1

32 124460

36 8810752

40 263542272

44 4521151232

48 44899876672

52 262118734080

56 915924097536

60 1931974003456

64 2476672341286

68 1931974003456

72 915924097536

76 262118734080

80 44899876672

84 4521151232

88 263542272

92 8810752

96 124460

128 1

CROSSREFS

Sequence in context: A205366 A185992 A061734 * A182658 A100406 A183797

Adjacent sequences:  A030636 A030637 A030638 * A030640 A030641 A030642

KEYWORD

nonn,fini

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Eric Rains

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 15 23:53 EST 2012. Contains 205860 sequences.