A119253 Odd digits in increasing order.
1, 3, 5, 7, 9, 13, 15, 17, 19, 35, 37, 39, 57, 59, 79, 135, 137, 139, 157, 159, 179, 357, 359, 379, 579, 1357, 1359, 1379, 1579, 3579, 13579
Offset: 1
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Programs
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Mathematica
Flatten@Table[FromDigits/@Subsets[Range[1,9,2],{n}],{n,1,5}]
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