login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A239235 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. 18

%I

%S 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,

%T 27,28,29,30,31,32,33,102,34,35,36,37,38,39,40,41,42,43,44,103,45,46,

%U 47,48,49,50,51,52,53,54,55,104,56,57,58,59,60,61,62,63,64

%N 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.

%C Computed by Lars Blomberg.

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

%H Eric Angelini, <a href="http://www.cetteadressecomportecinquantesignes.com/LittleEqualGreat.htm">Less than <, Equal to =, Greater than ></a> (see sequence Sv)

%H Eric Angelini, <a href="/A239083/a239083.pdf">Less than <, Equal to =, Greater than ></a> [Cached copy, with permission of the author]

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

%K nonn,base

%O 1,2

%A _Michel Marcus_, Mar 13 2014

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 8 04:16 EDT 2020. Contains 335504 sequences. (Running on oeis4.)