a(n) is the number of representative five-color bracelets (necklaces with turning over allowed) with n beads, for n >= 5.
A214311
a(n) is the number of representative five-color bracelets (necklaces with turning over allowed) with n beads, for n >= 5.
Terms
- a(0) =12a(1) =30a(2) =150a(3) =633a(4) =3260a(5) =16212a(6) =66810a(7) =298495a(8) =1410402a(9) =6403842a(10) =31103899a(11) =135342046a(12) =633228696a(13) =2936824916a(14) =13676037486a(15) =65355191817a(16) =298065986582
External references
- oeis: A214311