A111263 Number of inequivalent codes with the minimal norm given in A105682.

1, 1, 1, 2, 2, 3, 4, 4, 11, 16, 19, 19, 66, 35, 28

Offset

1,4

Comments

There are two versions of this sequence, this and A105689. I am not sure which is correct.

Links

Table of n, a(n) for n=1..15.

W. C. Huffman, On the classification and enumeration of self-dual codes, Finite Fields Applic., 11 (2005), 451-490.

G. Nebe, E. M. Rains and N. J. A. Sloane, Self-Dual Codes and Invariant Theory, Springer, Berlin, 2006.

Crossrefs

Sequence in context: A153946 A036810 A036809 * A357378 A351257 A286626

Adjacent sequences: A111260 A111261 A111262 * A111264 A111265 A111266

Keyword

nonn,more

Author

N. J. A. Sloane, Nov 02 2005

Status

approved