You can put this solution on YOUR website! I am a square number the sum of my digits are [sic] 9 what square numberS might I be
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Might be 9
or 36
Or 81
Or 144
or 225
or 324
or 441
or 900
or 1521
or 2025
or 2304
or 2601
or 3600
or some others.