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A082959 Number of inequivalent optimal linear codes of length 2n over GF(4). 2
1, 1, 1, 16, 4, 1, 80988, 3, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

REFERENCES

T. A. Gulliver, P. R. J. Ostergard 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, A082961.

Sequence in context: A084473 A040246 A075462 * A232014 A018814 A307407

Adjacent sequences:  A082956 A082957 A082958 * A082960 A082961 A082962

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, May 27 2003

STATUS

approved

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Last modified September 20 19:05 EDT 2019. Contains 327246 sequences. (Running on oeis4.)