1,3
See A095029.
Dan Gordon, List of Cyclic Difference Sets
Cf. A095025 number of cyclic difference sets with n elements, A095029-A095047 more examples of cyclic difference sets with k=5..20.
Sequence in context: A024799 A039579 A115104 this_sequence A019990 A047544 A035267
Adjacent sequences: A095040 A095041 A095042 this_sequence A095044 A095045 A095046
fini,full,nonn
Hugo Pfoertner (hugo(AT)pfoertner.org), May 27 2004
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