Numbers k for which k and k^2 are digitally balanced numbers in base 3 (A049354).

Terms

a(0) =500a(1) =544a(2) =550a(3) =552a(4) =588a(5) =622a(6) =307172a(7) =307402a(8) =307888a(9) =308920a(10) =309480a(11) =309522a(12) =309604a(13) =310348a(14) =310422a(15) =310658a(16) =310754a(17) =310964a(18) =310974a(19) =310980a(20) =311206a(21) =311214a(22) =311342a(23) =311466a(24) =311582a(25) =311788a(26) =311790a(27) =312050a(28) =312070a(29) =312100