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A008403 G-symmetric Costas arrays of order n that are inequivalent under dihedral group but are not given by the Welch construction. +0
4
0, 0, 0, 0, 1, 1, 0, 3, 0, 14, 0, 32, 4, 31, 0, 45, 0, 2, 0, 3, 0, 0, 0 (list; graph; listen)
OFFSET

1,8

REFERENCES

CRC Handbook of Combinatorial Designs, C. Colbourn and J. Dinitz Eds., IV.7: Costas Arrays by Herbert Taylor (IV.7.6, page 259, Table 2.29).

LINKS

Eric Weisstein's World of Mathematics, Costas Array

CROSSREFS

Cf. A008404, A001440, A001441, A001442.

Sequence in context: A135687 A057374 A058896 this_sequence A138349 A135399 A065121

Adjacent sequences: A008400 A008401 A008402 this_sequence A008404 A008405 A008406

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified December 6 22:55 EST 2009. Contains 170429 sequences.


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