OFFSET
1,2
COMMENTS
All positive integers will appear in A362881. Rémy Sigrist showed that as a consequence of Van der Waerden's theorem, A362881 is unbounded.
The present sequence is monotonically increasing since a progression of length n begins with a progression of length n-1 so a(n-1) < a(n).
LINKS
Kevin Ryde, Table of n, a(n) for n = 1..62
Samuel Harkness, MATLAB program for A362909
Kevin Ryde, C Code
PROG
(MATLAB) See Links section.
(C) See links.
CROSSREFS
KEYWORD
nonn
AUTHOR
Samuel Harkness, May 14 2023
EXTENSIONS
a(25)-a(31) from Yang Haoran, May 17 2023
a(32)-a(37) from Kevin Ryde, May 22 2023
STATUS
approved