OFFSET
1,3
LINKS
André Engels, Table of n, a(n) for n = 1..10000
EXAMPLE
After 1,1,2,1,2, the next element is 2, because a 1 would repeat the length 3 substring 1,2,1. A 2 repeats the length 2 substring 2,2, but that's allowed because it contains a 2.
CROSSREFS
KEYWORD
nonn
AUTHOR
André Engels, Nov 07 2019
STATUS
approved