OFFSET
1,1
EXAMPLE
260355890^2 = 67785189457692100, 76778518945769210025 = 8762335245^2.
CROSSREFS
KEYWORD
nonn,base,more
AUTHOR
Chai Wah Wu, Nov 23 2014
EXTENSIONS
a(5) from Chai Wah Wu, Jul 20 2017
STATUS
approved