A151621 Weight distribution of [256,45,88] extended binary primitive BCH (or XBCH) code.

1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 31639040, 236835840, 2239529136, 14948684800, 77258749440, 307810693120, 951255133440, 2282992005120, 4259254518784, 6189970585600, 7012375340190

Offset

0,23

Comments

Taken from the Terada-Asatani-Koumoto web site.

Links

Table of n, a(n) for n=0..32.

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

Example

The weight distribution is:
i A_i
0 1
88 31639040
92 236835840
96 2239529136
100 14948684800
104 77258749440
108 307810693120
112 951255133440
116 2282992005120
120 4259254518784
124 6189970585600
128 7012375340190
132 6189970585600
136 4259254518784
140 2282992005120
144 951255133440
148 307810693120
152 77258749440
156 14948684800
160 2239529136
164 236835840
168 31639040
256 1

Crossrefs

Sequence in context: A251530 A125574 A215414 * A052097 A252356 A153752

Adjacent sequences: A151618 A151619 A151620 * A151622 A151623 A151624

Keyword

nonn,fini

Author

N. J. A. Sloane, May 29 2009

Status

approved