Positive integers with the same number of 1s in base 10 and base 2.

Terms

a(0) =1a(1) =16a(2) =128a(3) =512a(4) =1024a(5) =1152a(6) =2112a(7) =4112a(8) =8192a(9) =16384a(10) =16416a(11) =16512a(12) =131073a(13) =131074a(14) =131076a(15) =131080a(16) =131081a(17) =131088a(18) =131105a(19) =131106a(20) =131108a(21) =131110a(22) =131111a(23) =131113a(24) =131114a(25) =131116a(26) =131120a(27) =131121a(28) =131137a(29) =131138