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A167037
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Squares that remain squares when prefixed with a 3.
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3
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4225, 30625, 330625, 422500, 3062500, 4515625, 33062500, 42250000, 306250000, 451562500, 953265625, 3306250000, 4225000000, 30625000000, 39451890625, 45156250000, 95326562500, 282891015625, 330625000000, 422500000000, 3062500000000, 3560297265625
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OFFSET
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1,1
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LINKS
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EXAMPLE
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4225 = 65^2 is a square and becomes the square 34225 = 185^2 if a 3 is attached in front.
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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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EXTENSIONS
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STATUS
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approved
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