Solutions x of uphi(x)/x = 2/3, where uphi is the unitary phi function (A047994).
A305678
Solutions x of uphi(x)/x = 2/3, where uphi is the unitary phi function (A047994).
Terms
- a(0) =3a(1) =36a(2) =504a(3) =720a(4) =1404a(5) =19656a(6) =28080a(7) =44640a(8) =181440a(9) =195840a(10) =1740960a(11) =7637760a(12) =46085760a(13) =65862720a(14) =105960960a(15) =12884705280a(16) =16729130880a(17) =22826833920a(18) =38463828480a(19) =502503505920a(20) =579112934400a(21) =890246522880
External references
- oeis: A305678