OFFSET
1,2
COMMENTS
This is the lexicographically earliest sequence of distinct integers > 0 with this property. The sequence is conjectured to be a permutation of the integers > 0.
LINKS
Carole Dubois, Table of n, a(n) for n = 1..10000
EXAMPLE
1 + 109 = 110
2 + 7 = 9
3 + 24 = 27
4 + 28 = 32
5 + 39 = 44
6 + 22 = 28
8 + 45 = 53; etc.
The 3rd column and the starting sequence share the same succession of digits.
CROSSREFS
KEYWORD
AUTHOR
Eric Angelini and Carole Dubois, Jan 05 2021
STATUS
approved