OFFSET
1,1
COMMENTS
Apparently there is an infinity of such numbers and there are no cases of 3 ways.
EXAMPLE
4518514^2 = T(18801)+..+T(50546) = T(52361)+..+T(64316), where T(n) = A000217(n).
CROSSREFS
KEYWORD
nonn
AUTHOR
Zak Seidov, May 06 2015
EXTENSIONS
a(10), a(20)-a(35) from Chai Wah Wu, Jan 21 2016
STATUS
approved