1,2
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, A000961 prime powers.
Sequence in context: A045986 A188165 A125588 * A085186 A062844 A144980
Adjacent sequences: A095035 A095036 A095037 * A095039 A095040 A095041
fini,full,nonn
Hugo Pfoertner (hugo(AT)pfoertner.org), May 27 2004