A082961 Number of inequivalent optimal Hermitian formally self-dual but not self-dual codes of length 2n over GF(4).

0, 1, 0, 10, 4, 1, 594, 3, 0

Offset

1,4

References

T. A. Gulliver, Patric R. J. Östergård and N. I. Senkevitch, Optimal quaternary linear rate-1/2 codes of length <= 18, IEEE Trans. Info. Theory, 49 (No. 6, 2003), 1540-1543.

Links

Table of n, a(n) for n=1..9.

Crossrefs

Cf. A082960, A082959.

Sequence in context: A063565 A371918 A177390 * A065194 A113315 A081986

Adjacent sequences: A082958 A082959 A082960 * A082962 A082963 A082964

Keyword

nonn

Author

N. J. A. Sloane, May 27 2003

Status

approved