Numbers n such that phi(n)/phi(phi(n)) > phi(m)/phi(phi(m)) for all m < n.
A289125
Numbers n such that phi(n)/phi(phi(n)) > phi(m)/phi(phi(m)) for all m < n.
Terms
- a(0) =1a(1) =3a(2) =7a(3) =31a(4) =211a(5) =2311a(6) =43891a(7) =60653a(8) =870871a(9) =1023053a(10) =13123111a(11) =19417793a(12) =300690391a(13) =446235509a(14) =6915878971a(15) =12939711677a(16) =200560490131
External references
- oeis: A289125