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A039097
Numbers whose base-9 representation has the same number of 3's and 4's.
0
0, 1, 2, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 23, 24, 25, 26, 31, 39, 45, 46, 47, 50, 51, 52, 53, 54, 55, 56, 59, 60, 61, 62, 63, 64, 65, 68, 69, 70, 71, 72, 73, 74, 77, 78, 79, 80, 81, 82, 83, 86, 87, 88, 89, 90, 91, 92, 95, 96, 97, 98, 99, 100, 101, 104
OFFSET
1,3
CROSSREFS
Cf. A007095.
Sequence in context: A072957 A073416 A138100 * A047581 A039067 A202114
KEYWORD
nonn,base,easy
STATUS
approved