Numbers whose Euler totient function is equal to the sum of some fixed power of their digits.
A269669
Numbers whose Euler totient function is equal to the sum of some fixed power of their digits.
Terms
- a(0) =1a(1) =2a(2) =20a(3) =40a(4) =228a(5) =352a(6) =712a(7) =813a(8) =835a(9) =2079a(10) =4020a(11) =28248a(12) =46460a(13) =62460a(14) =498708a(15) =622802a(16) =2440224a(17) =8430382a(18) =31119492a(19) =620412393a(20) =640668240a(21) =9142803052a(22) =11922717895a(23) =12712197589a(24) =15559421974a(25) =19179475160
External references
- oeis: A269669