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A056744
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Smallest number which when written in binary contains the binary strings for the numbers 1..n.
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1
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1, 2, 6, 12, 44, 44, 92, 184, 1208, 1256, 4792, 4792, 9912, 9912, 19832, 39664, 563952, 576464, 4496112, 4499184, 17996528, 17997488, 143972080, 143972080, 145057520, 145070832, 294967024, 294967024, 589944560, 589944560, 1179889136
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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EXAMPLE
| a(6)=44 because 101100 (44 in base 2) is the smallest number that contains 1, 10, 11, 100, 101 and 110 (1 through 6 in base 2)
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CROSSREFS
| Sequence in context: A080497 A127724 A178008 * A164859 A180070 A177834
Adjacent sequences: A056741 A056742 A056743 * A056745 A056746 A056747
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KEYWORD
| base,nonn
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AUTHOR
| Fred J. Schalekamp, Aug 15 2000
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EXTENSIONS
| More terms from Naohiro Nomoto (6284968128(AT)geocities.co.jp), Jul 20 2001
a(25)-a(32) from Ray Chandler (rayjchandler(AT)sbcglobal.net), Nov 06 2008
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