OFFSET
1,2
LINKS
Lars Blomberg, Table of n, a(n) for n = 1..200
Lars Blomberg, Illustration for n=3
Lars Blomberg, Illustration for n=4
Lars Blomberg, Illustration for n=19
Lars Blomberg, Illustration for n=20
CROSSREFS
KEYWORD
nonn
AUTHOR
Lars Blomberg, Jun 23 2020
STATUS
approved