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A053929
Squares composed of digits {2,5,9}.
3
9, 25, 225, 529, 5929, 29929, 55225, 99225, 2295225, 5929225, 52229529, 552955225, 2952292225, 9559559529, 59299555225, 5929599995929, 9552259592929, 5255925929995225, 5555255292952225, 92922592295555529529
OFFSET
1,1
COMMENTS
a(n) == 5 or 9 (mod 10). - Chai Wah Wu, Nov 30 2018
MATHEMATICA
Flatten[Table[Select[FromDigits /@ Tuples[{2, 5, 9}, n], IntegerQ[Sqrt[#]] &], {n, 6}]] (* Amiram Eldar, Nov 30 2018 *)
CROSSREFS
Cf. A053928.
Sequence in context: A051515 A328714 A337344 * A014760 A013397 A293720
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Mar 15 2000
EXTENSIONS
One more term from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 14 2005
STATUS
approved