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A029989
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Squares which are palindromes in base 5.
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16
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0, 1, 4, 36, 676, 961, 4356, 15876, 24336, 391876, 423801, 571536, 646416, 9771876, 10732176, 14107536, 81974916, 244171876, 248094001, 264908176, 339812356, 351787536, 1061326084, 1167042244, 2181263616, 6103671876
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OFFSET
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1,3
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LINKS
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MATHEMATICA
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pal5Q[n_]:=Module[{idn5=IntegerDigits[n, 5]}, idn5==Reverse[idn5]]; Select[ Range[0, 80000]^2, pal5Q] (* Harvey P. Dale, May 05 2012 *)
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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