OFFSET
1,1
COMMENTS
This sequence is infinite as it contains A002275(A002275(k)) for any k > 1. - Rémy Sigrist, Jan 18 2024
LINKS
Scott R. Shannon, Table of n, a(n) for n = 1..56
EXAMPLE
22 is a term as A045918(22) = 22, and "22" contains "22" as a substring.
333 is a term as A045918(333) = 33, and "333" contains "33" as a substring.
33322333 is a term as A045918(33322333) = 332233, and "33322333 " contains "332233" as a substring.
999999999 is a term as A045918(999999999) = 99, and "999999999" contains "99" as a substring. It is likely this is the last possible term.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Scott R. Shannon, Jan 14 2024
STATUS
approved