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A294601
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Numbers with exactly one odd decimal digit.
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2
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1, 3, 5, 7, 9, 10, 12, 14, 16, 18, 21, 23, 25, 27, 29, 30, 32, 34, 36, 38, 41, 43, 45, 47, 49, 50, 52, 54, 56, 58, 61, 63, 65, 67, 69, 70, 72, 74, 76, 78, 81, 83, 85, 87, 89, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 120, 122, 124, 126, 128, 140, 142, 144, 146, 148, 160, 162, 164, 166, 168, 180
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listen;
history;
text;
internal format)
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OFFSET
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1,2
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COMMENTS
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First differs from A054684 at position 56.
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LINKS
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MAPLE
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Res:= NULL:
for t from 0 to 1000 do
if nops(select(type, convert(t, base, 10), odd))=1 then Res:= Res, t fi
od:
Res;
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MATHEMATICA
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Select[Range@ 200, Count[IntegerDigits@ #, _?OddQ] == 1 &] (* Michael De Vlieger, Nov 03 2017 *)
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PROG
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(PARI) a196564(n) = #select(x->x%2, digits(n)) \\ after Michel Marcus
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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