Number of factorizations with one level of parentheses indexed by prime signatures. A050336(A025487).
A050337
Number of factorizations with one level of parentheses indexed by prime signatures. A050336(A025487).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =3a(4) =6a(5) =9a(6) =14a(7) =23a(8) =12a(9) =27a(10) =31a(11) =57a(12) =41a(13) =58a(14) =83a(15) =131a(16) =119a(17) =111a(18) =222a(19) =154a(20) =295a(21) =60a(22) =249a(23) =322a(24) =223a(25) =537a(26) =482a(27) =637a(28) =231a(29) =698
External references
- oeis: A050337