A008403 G-symmetric Costas arrays of order n that are inequivalent under dihedral group but are not given by the Welch construction.

0, 0, 0, 0, 1, 1, 0, 3, 0, 14, 0, 32, 4, 31, 0, 45, 0, 2, 0, 3, 0, 0, 0

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• hard
• more

References

• CRC Handbook of Combinatorial Designs, C. Colbourn and J. Dinitz, Editors, 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.