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A239216 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. 0
1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 23, 24, 25, 26, 27, 28, 29, 34, 35, 36, 37, 38, 39, 45, 46, 47, 48, 49, 56, 57, 58, 59, 67, 68, 69, 78, 79, 89, 120, 10, 11, 20, 21, 22, 30, 31, 32, 33, 40, 41, 42, 43, 44, 50, 51, 52, 53, 54, 55, 60 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Computed by Lars Blomberg.

REFERENCES

Eric Angelini, Posting to Sequence Fans Mailing List, Sep 28 2013

LINKS

Table of n, a(n) for n=1..67.

Eric Angelini, Less than <, Equal to =, Greater than > (see sequence Ss)

Eric Angelini, Less than <, Equal to =, Greater than > [Cached copy, with permission of the author]

CROSSREFS

The sequences in this family are given in A239083-A239086, A239136-A239139, A239087-A239090, A239215-A239218, A239235.

Sequence in context: A082757 A239089 A032881 * A032848 A009993 A190218

Adjacent sequences:  A239213 A239214 A239215 * A239217 A239218 A239219

KEYWORD

nonn,base

AUTHOR

Michel Marcus, Mar 12 2014

STATUS

approved

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Last modified October 19 16:17 EDT 2019. Contains 328223 sequences. (Running on oeis4.)