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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 22, 24, 25, 27, 28, 30, 33, 34, 40, 41, 42, 44, 45, 46, 47, 50, 51, 52, 53, 60, 61, 62, 63, 64, 66, 70, 71, 72, 73, 74, 80, 81, 82, 83, 84, 85, 90, 91, 92, 93, 94, 100, 101, 102, 103, 104, 105, 106, 222, 223, 224, 225, 226, 227, 228, 229, 240, 242, 244, 245
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,3
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LINKS
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MATHEMATICA
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Union@ FoldList[Max, 0, #] &@ Nest[Function[s, Block[{k = 1, id = IntegerDigits@ s[[-1]]}, While[MemberQ[s, k] || Intersection[id, IntegerDigits@ k] != {}, k++]; Append[s, k]]], {1}, 160] (* Michael De Vlieger, Feb 22 2017, after Robert G. Wilson v at A067581 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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