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A105686
Number of inequivalent codes attaining highest minimal Hamming distance of any Type 4^H Hermitian linear self-dual code over GF(4) of length 2n.
1
1, 1, 1, 1, 2, 5, 1, 4, 1, 2
OFFSET
1,5
LINKS
W. C. Huffman, On extremal self-dual quaternary codes of lengths 18 to 28. I, IEEE Trans. Infor. Theory, 36 (1990), 651-660.
W. C. Huffman, On extremal self-dual quaternary codes of lengths 18 to 28. II, IEEE Trans. Infor. Theory, 37 (1991), 1206-1216.
W. C. Huffman, On 3-elements in monomial automorphism groups of quaternary codes, IEEE Trans. Infor. Theory, 36 (1990), 660-664.
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.
E. M. Rains and N. J. A. Sloane, Self-dual codes, pp. 177-294 of Handbook of Coding Theory, Elsevier, 1998 (Abstract, pdf, ps).
CROSSREFS
A105678 gives the minimal distance of these codes.
Sequence in context: A100226 A121428 A239969 * A316131 A153726 A229339
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, May 06 2005
STATUS
approved