A151561 Weight distribution of [128,99,10] extended binary primitive BCH (or XBCH) code.

1, 0, 0, 0, 0, 796544, 90180160, 6463889536, 347764539928, 14127559573120, 445754705469248, 11149685265467776, 224811690627712384, 3704895377802191104, 50486556173121673600, 574502176730571255552

Offset

0,6

Comments

Taken from the Terada-Asatani-Koumoto web site.

Links

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

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

Example

The weight distribution is:
i A_i
0 1
10 796544
12 90180160
14 6463889536
16 347764539928
18 14127559573120
20 445754705469248
22 11149685265467776
24 224811690627712384
26 3704895377802191104
28 50486556173121673600
30 574502176730571255552
32 5505259786944679990620
34 44748635720273383143168
36 310470296279994309297536
38 1848689417301349247899904
40 9492309123731911851566976
42 42202740212894624045103744
44 163056041742389991882232512
46 549191653602919908961484160
48 1616902022803263350264149928
50 4170947258582865019960480640
52 9445968792041391795950926784
54 18812726104650984668145312896
56 32995567020535162782202434304
58 51020368602278287044701599232
60 69612536825810943211726121216
62 83858994648317780352552315392
64 89224971989631194512677986758
66 83858994648317780352552315392
68 69612536825810943211726121216
70 51020368602278287044701599232
72 32995567020535162782202434304
74 18812726104650984668145312896
76 9445968792041391795950926784
78 4170947258582865019960480640
80 1616902022803263350264149928
82 549191653602919908961484160
84 163056041742389991882232512
86 42202740212894624045103744
88 9492309123731911851566976
90 1848689417301349247899904
92 310470296279994309297536
94 44748635720273383143168
96 5505259786944679990620
98 574502176730571255552
100 50486556173121673600
102 3704895377802191104
104 224811690627712384
106 11149685265467776
108 445754705469248
110 14127559573120
112 347764539928
114 6463889536
116 90180160
118 796544
128 1

Crossrefs

Sequence in context: A255755 A254844 A259304 * A022203 A234784 A206135

Adjacent sequences: A151558 A151559 A151560 * A151562 A151563 A151564

Keyword

nonn,fini

Author

N. J. A. Sloane, May 22 2009

Status

approved