OFFSET
1,2
EXAMPLE
297 is in the sequence, because 297^2 = 88209, and reverse(88209)=90288 = 297*304
MATHEMATICA
Select[Range[5000000], GCD[FromDigits[Reverse[IntegerDigits[(#)^2 ]]], #^2]==# &]
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Michel Lagneau, Sep 13 2010
STATUS
approved