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A127721
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Floor of square root of sum of squares of n consecutive numbers.
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5
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1, 2, 3, 5, 7, 9, 11, 14, 16, 19, 22, 25, 28, 31, 35, 38, 42, 45, 49, 53, 57, 61, 65, 70, 74, 78, 83, 87, 92, 97, 102, 106, 111, 116, 122, 127, 132, 137, 143, 148, 154, 159, 165, 171, 177, 183, 188, 194, 201, 207, 213, 219, 225, 232, 238, 245, 251, 258, 264, 271, 278
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listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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FORMULA
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MAPLE
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MATHEMATICA
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a = {}; k = 0; Do[k = k + x^2; AppendTo[a, Floor[Sqrt[k]]], {x, 1, 150}]; a
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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