OFFSET
1,3
LINKS
Chai Wah Wu, Table of n, a(n) for n = 1..521
Patrick De Geest, Palindromic Squares
G. J. Simmons, On palindromic squares of non-palindromic numbers, J. Rec. Math., 5 (No. 1, 1972), 11-19. [Annotated scanned copy]
MATHEMATICA
b3pQ[n_]:=Module[{idn3=IntegerDigits[n, 3]}, idn3==Reverse[idn3]]; Select[ Range[0, 3200]^2, b3pQ] (* Harvey P. Dale, Aug 07 2011 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
STATUS
approved