Row sums of partition array A213939 and triangle A213940: number of representative bracelets with n beads and up to n colors.
A213943
Row sums of partition array A213939 and triangle A213940: number of representative bracelets with n beads and up to n colors.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =9a(4) =28a(5) =144a(6) =832a(7) =6012a(8) =48447a(9) =444198a(10) =4469834a(11) =49650464a(12) =597810739a(13) =7809600123a(14) =109524985564
External references
- oeis: A213943