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A110866 Number of Type I but not Type II additive Hermitian self-dual codes of length n over GF(4) having the highest possible minimal distance. +0
1
1, 1, 1, 1, 1, 1, 3, 2, 8, 101, 1, 63 (list; graph; listen)
OFFSET

1,7

REFERENCES

L. E. Danielsen and M. G. Parker, On the classification of all self-dual additive codes over GF(4) of length up to 12, Preprint 2005.

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

W. C. Huffman, Additive self-dual codes over F_4 with an automorphism of odd prime order, Adv. Math. Commun., 1 (2007), 357-398.

LINKS

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

CROSSREFS

Sequence in context: A107300 A047946 A066045 this_sequence A060481 A010271 A143074

Adjacent sequences: A110863 A110864 A110865 this_sequence A110867 A110868 A110869

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Sep 19 2005

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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