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A115538
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Numbers k such that k^2 is the concatenation of two numbers 4*m and m.
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0
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84210526316, 105263157895, 126315789474, 147368421053, 168421052632, 189473684211, 114285714285714286, 171428571428571429, 7058823529411764705882352941176470588235294117647059
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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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84210526316^2 = 70914127424_17728531856.
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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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