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A235188
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Integers n of the form square root ((4k + 3j) (4j + 3k)), 0 < j < k.
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1
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392, 504, 630, 770, 784, 924, 1008, 1092, 1176, 1260, 1274, 1365, 1470, 1512, 1540, 1568, 1680, 1785, 1848, 1890, 1904, 1960, 2016, 2142, 2184, 2261, 2310, 2352, 2394, 2520, 2548, 2660, 2730, 2744, 2772, 2793, 2940, 3024, 3080, 3136, 3150, 3220, 3234, 3276, 3360
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OFFSET
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1,1
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COMMENTS
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LINKS
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MATHEMATICA
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lst = {}; Do[a = Sqrt[(4k + 3j) (4j + 3k)]; If[ IntegerQ[ a], AppendTo[lst, a]], {j, 2, 1000}, {k, j - 1}]; Take[Union@ lst, 45]
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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