OFFSET
1,2
COMMENTS
This sequence is conjectured to be a permutation of the positive integers.
LINKS
Carole Dubois, Table of n, a(n) for n = 1..5001
Carole Dubois, Scatterplot even-row terms vs. odd-row terms
EXAMPLE
a(1) = 1, "The 1st digit of the sequence is present in a(2)"; true, 1 is in 14;
a(2) = 10, "The 10th digit of the sequence is present in a(3)"; true, 2 is in 2;
a(3) = 2, "The 2nd digit of the sequence is present in a(4)"; true, 1 is in 11;
a(4) = 11, "The 11th digit of the sequence is present in a(5)"; true, 3 is in 3;
a(5) = 3, "The 3rd digit of the sequence is present in a(6)"; true, 0 is in 20;
a(6) = 20, "The 20th digit of the sequence is present in a(7)"; true, 2 is in 23;
a(7) = 23, "The 23rd digit of the sequence is present in a(8)"; true, 4 is in 4; etc.
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Eric Angelini and Carole Dubois, Feb 20 2021
STATUS
approved