OFFSET
1,1
EXAMPLE
171 is a term because A349084(171) = 1, indicating that 18/19 = 1/w + 1/x + 1/y + 1/z has a unique solution: 1/2 + 1/3 + 1/9 + 1/342.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Jud McCranie, Dec 26 2021
STATUS
approved