Numbers n such that the sum of the digits of n^phi(n) is divisible by n.

A109660

Numbers n such that the sum of the digits of n^phi(n) is divisible by n.

Terms

    a(0) =1a(1) =2a(2) =3a(3) =7a(4) =9a(5) =15a(6) =18a(7) =27a(8) =52a(9) =72a(10) =261a(11) =360a(12) =400a(13) =3932a(14) =4418a(15) =7046a(16) =7938a(17) =8888a(18) =9162a(19) =9363a(20) =9606a(21) =9738a(22) =10083a(23) =10809a(24) =11970a(25) =13958a(26) =23571a(27) =28384a(28) =42159a(29) =51515

External references