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A239235
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The sequence S = a(1), a(2), ... is defined by a(1)=1, if d,e,f are consecutive digits then we do not have d = e <= f, and S is always extended with the smallest integer not yet present in S.
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18
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1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 1, 14, 15, 16, 17, 18, 19, 20, 21, 22, 101, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 102, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 103, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 104, 56, 57, 58, 59, 60, 61, 62, 63, 64
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listen;
history;
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OFFSET
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1,2
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COMMENTS
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Computed by Lars Blomberg.
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REFERENCES
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Eric Angelini, Posting to Sequence Fans Mailing List, Sep 28 2013
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LINKS
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Table of n, a(n) for n=1..67.
Eric Angelini, Less than <, Equal to =, Greater than > (see sequence Sv)
Eric Angelini, Less than <, Equal to =, Greater than > [Cached copy, with permission of the author]
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CROSSREFS
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The sequences in this family are given in A239083-A239086, A239136-A239139, A239087-A239090, A239215-A239218, A239235.
Sequence in context: A004917 A077741 A132575 * A031297 A239086 A306866
Adjacent sequences: A239232 A239233 A239234 * A239236 A239237 A239238
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KEYWORD
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nonn,base
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AUTHOR
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Michel Marcus, Mar 13 2014
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STATUS
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approved
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