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A072127 Number of equivalence classes of pairs of complex Golay sequences of length n. 1
1, 1, 1, 2, 1, 3, 0, 17, 0, 20, 1, 52, 1, 0, 0, 204, 0, 24, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

REFERENCES

R. Craigen, W. Holzmann and H. Kharaghani, Complex Golay sequences: structure and applications, Discrete Math., 252 (2002), 73-89.

LINKS

Table of n, a(n) for n=1..19.

CROSSREFS

Cf. A072128.

Sequence in context: A248967 A160169 A117778 * A186976 A160550 A172038

Adjacent sequences:  A072124 A072125 A072126 * A072128 A072129 A072130

KEYWORD

nonn,nice

AUTHOR

N. J. A. Sloane, Jun 26 2002

EXTENSIONS

The number at length 20 is large but unknown. There are none at length 21.

STATUS

approved

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Last modified February 20 07:12 EST 2018. Contains 299359 sequences. (Running on oeis4.)