OFFSET
1,1
COMMENTS
This sequence was mentioned in a forum post called "Ten repeating numbers in Pi". It was about finding a 10-digit number that repeated in Pi. The answer was a(2) = A197123(10) = 4392366484.
LINKS
echochamber, Ten repeating numbers in Pi, Forums for the webcomic xkcd.com, Sep 2011.
EXAMPLE
a(2) = 4392366484 because 4392366484 is the first 10-digit number to appear 2 times in the decimal expansion of Pi.
CROSSREFS
KEYWORD
nonn,base,more
AUTHOR
Bobby Jacobs, Aug 27 2017
EXTENSIONS
a(5)-a(6) from Michael S. Branicky, Sep 04 2024
STATUS
approved