a(n) = the smallest positive integer that, when written in binary, contains both binary n and binary n^2 as substrings.
A165820
a(n) = the smallest positive integer that, when written in binary, contains both binary n and binary n^2 as substrings.
Terms
- a(0) =1a(1) =4a(2) =19a(3) =16a(4) =89a(5) =100a(6) =113a(7) =64a(8) =593a(9) =1380a(10) =377a(11) =400a(12) =425a(13) =452a(14) =481a(15) =256a(16) =4385a(17) =1298a(18) =723a(19) =10640a(20) =5561a(21) =11748a(22) =8471a(23) =18456a(24) =1649a(25) =1700a(26) =729a(27) =1808a(28) =1865a(29) =1924
External references
- oeis: A165820