Smallest composite k such that phi(k) > k*(1-1/n^2).

Terms

a(0) =4a(1) =25a(2) =121a(3) =289a(4) =841a(5) =1369a(6) =2809a(7) =4489a(8) =6889a(9) =10201a(10) =16129a(11) =22201a(12) =29929a(13) =38809a(14) =51529a(15) =66049a(16) =85849a(17) =109561a(18) =134689a(19) =160801a(20) =196249a(21) =237169a(22) =292681a(23) =332929a(24) =398161a(25) =458329a(26) =537289a(27) =619369a(28) =727609a(29) =822649