Least number starting a chain of exactly n consecutive even integers that do not have cototient-inverses.
A072296
Least number starting a chain of exactly n consecutive even integers that do not have cototient-inverses.
Terms
- a(0) =10a(1) =50a(2) =532a(3) =2314a(4) =4628a(5) =22578a(6) =115024a(7) =221960a(8) =478302a(9) =3340304a(10) =22527850a(11) =117335136a(12) =1118736102a(13) =1564578508a(14) =6121287812a(15) =7515991946
External references
- oeis: A072296