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A072954
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Numbers n without letters a, i, l or t.
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1
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0, 1, 4, 7, 100, 101, 104, 107, 401, 404, 407, 700, 701, 704, 707
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,3
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COMMENTS
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The sequence terminates because all numbers above 707 contain the banned letters. - Michael Joseph Halm, Apr 13 2016
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LINKS
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MATHEMATICA
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Reap[Do[If[StringFreeQ[IntegerName@ i, {"a", "i", "l", "t"}], Sow@ i], {i, 0, 10^3}]][[-1, 1]] (* Michael De Vlieger, Mar 10 2020 *)
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CROSSREFS
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KEYWORD
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easy,fini,full,nonn,word
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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