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Search: id:A120673
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| A120673 |
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Least number including digits 1,2,...,n and divisible by each of 1,2,...,n. |
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+0
2
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| 1, 12, 132, 12324, 123540, 1234560, 122365740, 123487560, 1234759680
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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The first three terms are Lynch-Bell numbers (A115569).
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EXAMPLE
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a(4) = 12324 as it is the least positive integer including at least one of each decimal digit 1, 2, 3, and 4, which is also divisible by each of these same numbers.
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CROSSREFS
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Cf. A120674 (same but require distinct digits), A115569.
Sequence in context: A010577 A063813 A003954 this_sequence A120674 A016123 A015457
Adjacent sequences: A120670 A120671 A120672 this_sequence A120674 A120675 A120676
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KEYWORD
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base,fini,full,nonn
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AUTHOR
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Rick L. Shepherd (rshepherd2(AT)hotmail.com), Jun 23 2006
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