OFFSET
1,2
COMMENTS
The sequence starts with a(1) = 1 and is always extended with the smallest integer not present that doesn't lead to a contradiction.
The sequence is not a permutation of the integers > 0 as no term of A014263 (Numbers that contain even digits only) will ever appear.
LINKS
Jean-Marc Falcoz, Table of n, a(n) for n = 1..1001
EXAMPLE
a(1) = 1 shares 1 with 10;
a(2) = 10 shares 1 with 11;
a(3) = 11 shares 1 with 12;
a(4) = 12 shares 1 with 13;
a(5) = 13 shares 3 with 3;
a(6) = 3 shares 3 with 23;
a(7) = 23 shares 3 with 30;
etc.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Eric Angelini and Jean-Marc Falcoz, May 02 2018
STATUS
approved