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Search: id:A024507
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| A024507 |
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Numbers that are the sum of 2 distinct nonzero squares, including repetitions. |
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+0
12
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| 5, 10, 13, 17, 20, 25, 26, 29, 34, 37, 40, 41, 45, 50, 52, 53, 58, 61, 65, 65, 68, 73, 74, 80, 82, 85, 85, 89, 90, 97, 100, 101, 104, 106, 109, 113, 116, 117, 122, 125, 125, 130, 130, 136, 137, 145, 145, 146, 148, 149, 153, 157, 160, 164, 169, 170, 170, 173, 178, 180, 181, 185, 185, 193
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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Index entries for sequences related to sums of squares
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MATHEMATICA
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lst={}; Do[Do[x=a^2; Do[y=b^2; If[x+y==n, AppendTo[lst, n]], {b, Floor[(n-x)^(1/2)], a+1, -1}], {a, Floor[n^(1/2)], 1, -1}], {n, 6!}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Jan 22 2009]
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CROSSREFS
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Cf. A009000, A009003, A024507, A004431, A055096.
Sequence in context: A092604 A050127 A072284 this_sequence A004431 A025302 A055096
Adjacent sequences: A024504 A024505 A024506 this_sequence A024508 A024509 A024510
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KEYWORD
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nonn
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AUTHOR
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Clark Kimberling (ck6(AT)evansville.edu)
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