A151560 Weight distribution of [128,92,12] extended binary primitive BCH (or XBCH) code.

1, 0, 0, 0, 0, 0, 1194816, 45646848, 2751682584, 110071456768, 3484410778688, 87099309355008, 1756359917165952, 28944450656120832, 394426389988237184, 4488297727663171584, 43009842715896693084

Offset

0,7

Comments

Taken from the Terada-Asatani-Koumoto web site.

Links

Table of n, a(n) for n=0..16.

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

Example

The weight distribution is:
i A_i
0 1
12 1194816
14 45646848
16 2751682584
18 110071456768
20 3484410778688
22 87099309355008
24 1756359917165952
26 28944450656120832
28 394426389988237184
30 4488297727663171584
32 43009842715896693084
34 349598717578587531264
36 2425549189872597678976
38 14442886028067639783424
40 74158665320604105580416
42 329708906635048784769024
44 1273875330862725405590976
46 4290559778009132197764096
48 12632047099619818751639976
50 32585525337307036591291392
52 73796631460924327761511104
54 146974422148866514243084288
56 257777868300680023693247232
58 398596628232725831809523712
60 543847945961233393472654592
62 655148393268075658872238080
64 697070096246413149145713094
66 655148393268075658872238080
68 543847945961233393472654592
70 398596628232725831809523712
72 257777868300680023693247232
74 146974422148866514243084288
76 73796631460924327761511104
78 32585525337307036591291392
80 12632047099619818751639976
82 4290559778009132197764096
84 1273875330862725405590976
86 329708906635048784769024
88 74158665320604105580416
90 14442886028067639783424
92 2425549189872597678976
94 349598717578587531264
96 43009842715896693084
98 4488297727663171584
100 394426389988237184
102 28944450656120832
104 1756359917165952
106 87099309355008
108 3484410778688
110 110071456768
112 2751682584
114 45646848
116 1194816
128 1

Crossrefs

Sequence in context: A346354 A158358 A247830 * A235247 A112129 A102336

Adjacent sequences: A151557 A151558 A151559 * A151561 A151562 A151563

Keyword

nonn,fini

Author

N. J. A. Sloane, May 22 2009

Status

approved