OFFSET
1,2
COMMENTS
Is this a permutation of the positive integers?
LINKS
Rémy Sigrist, Table of n, a(n) for n = 1..10000
Rémy Sigrist, C++ program
EXAMPLE
PROG
(C++) See Links section.
CROSSREFS
KEYWORD
nonn,look
AUTHOR
Rémy Sigrist, Jan 06 2024
STATUS
approved