Numbers m with even length such that phi(m)=phi(d_1^d_2*d_3^d_4*...* d_(k-1)^d_k) where d_1 d_2 ... d_k is the decimal expansion of m.

A112010

Numbers m with even length such that phi(m)=phi(d_1^d_2*d_3^d_4*...* d_(k-1)^d_k) where d_1 d_2 ... d_k is the decimal expansion of m.

Terms

    a(0) =24a(1) =1064a(2) =2592a(3) =6520a(4) =106434a(5) =145166a(6) =237165a(7) =262535a(8) =372780a(9) =491520a(10) =531765a(11) =546410a(12) =566250a(13) =636352a(14) =12716544a(15) =12806910a(16) =13666320a(17) =15116832a(18) =15408692a(19) =17473715a(20) =21645616a(21) =23473515a(22) =23726640a(23) =23728264a(24) =26722436a(25) =26757024a(26) =27933192a(27) =30537364a(28) =30869280a(29) =32118177

External references