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A098942
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Numbers where 4 is the only even decimal digit.
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0
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4, 14, 34, 41, 43, 44, 45, 47, 49, 54, 74, 94, 114, 134, 141, 143, 144, 145, 147, 149, 154, 174, 194, 314, 334, 341, 343, 344, 345, 347, 349, 354, 374, 394, 411, 413, 414, 415, 417, 419, 431, 433, 434, 435, 437, 439, 441, 443, 444, 445, 447, 449, 451, 453, 454
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| This is a regular language in base 10. [Charles R Greathouse IV, Oct 05 2011]
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PROG
| (Perl) for (0..1000) {
print "$_, " if (/^[134579]*4[134579]*$/)
} # Charles R Greathouse IV, Oct 05 2011
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CROSSREFS
| Sequence in context: A011935 A185441 A032645 * A011554 A099586 A063258
Adjacent sequences: A098939 A098940 A098941 * A098943 A098944 A098945
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KEYWORD
| base,easy,nonn
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AUTHOR
| Eric Angelini (eric.angelini(AT)kntv.be), Oct 21 2004
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