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Search: id:A147762
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| A147762 |
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a(n) is the smallest positive integer m with exactly n zeros and exactly n ones in its binary representation and with n represented in binary as a substring of the binary representation of m. |
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+0
3
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| 2, 9, 35, 135, 535, 2103, 8255, 32895, 131711, 525695, 2098687, 8395263, 33561599, 134233087, 536887295, 2147516415, 8590229503, 34360360959, 137439608831, 549758566399, 2199026139135, 8796099051519, 35184378380287
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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Leroy Quet, Home Page (listed in lieu of email address)
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EXAMPLE
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6 represented in binary is 110. 2103 represented in binary is 100000110111, which contains exactly six 0's and exactly six 1's and contains 110 as a substring (100000{110}111). Since 2103 is the smallest positive integer that satisfies the conditions, then a(6) = 2103.
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CROSSREFS
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A147760, A147761
Sequence in context: A083141 A001571 A092431 this_sequence A077837 A150945 A150946
Adjacent sequences: A147759 A147760 A147761 this_sequence A147763 A147764 A147765
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KEYWORD
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base,nonn
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AUTHOR
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Leroy Quet Nov 11 2008
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EXTENSIONS
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Extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Nov 15 2008
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