Integers whose arithmetic derivative is equal to their Dedekind function.

Terms

a(0) =8a(1) =81a(2) =108a(3) =2500a(4) =2700a(5) =3375a(6) =5292a(7) =13068a(8) =15625a(9) =18252a(10) =31212a(11) =38988a(12) =57132a(13) =67228a(14) =90828a(15) =94500a(16) =103788a(17) =147852a(18) =181548a(19) =199692a(20) =231525a(21) =238572a(22) =303372a(23) =375948a(24) =401868a(25) =484812a(26) =544428a(27) =575532a(28) =674028a(29) =713097