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Search: id:A098753
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| A098753 |
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a(n+1) = least positive integer not already used that begins with the last two digits of a(n). |
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+0
1
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| 10, 1010, 1011, 11, 110, 1012, 12, 120, 20, 2010, 1013, 13, 130, 30, 3010, 1014, 14, 140, 40, 4010, 1015, 15, 150, 50, 5010, 1016, 16, 160, 60, 6010, 1017, 17, 170, 70, 7010, 1018, 18, 180, 80, 8010, 1019, 19, 190, 90, 9010, 1020, 2011, 111, 112, 121, 21
(list; graph; listen)
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OFFSET
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10,1
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COMMENT
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The 2nd to last digit of a(n) is not allowed to be 0. - Sam Alexander (amnalexander(AT)yahoo.com), Jan 04 2005
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CROSSREFS
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Sequence in context: A139101 A015482 A104486 this_sequence A066489 A063171 A075166
Adjacent sequences: A098750 A098751 A098752 this_sequence A098754 A098755 A098756
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KEYWORD
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base,easy,nonn
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AUTHOR
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Eric Angelini (eric.angelini(AT)kntv.be), Oct 01 2004
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EXTENSIONS
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More terms from Sam Alexander (amnalexander(AT)yahoo.com), Jan 04 2005
Corrected and extended by David Wasserman (dwasserm(AT)earthlink.net), Feb 26 2008
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