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A277925
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Odd squares and 8 times odd squares, sorted.
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1
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1, 8, 9, 25, 49, 72, 81, 121, 169, 200, 225, 289, 361, 392, 441, 529, 625, 648, 729, 841, 961, 968, 1089, 1225, 1352, 1369, 1521, 1681, 1800, 1849, 2025, 2209, 2312, 2401, 2601, 2809, 2888, 3025, 3249, 3481, 3528, 3721, 3969, 4225, 4232, 4489, 4761, 5000, 5041, 5329, 5625, 5832, 5929, 6241
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history;
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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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N:= 10000: # to get all terms <= N
sort([seq(k^2, k=1..floor(sqrt(N)), 2), seq(8*k^2, k=1..floor(sqrt(N/8)), 2)]); # Robert Israel, Nov 18 2016
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MATHEMATICA
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max = 6000; Sort[Join[Table[n^2, {n, 1, Floor[Sqrt[max]], 2}], Table[8*n^2, {n, 1, Floor[Sqrt[max/8]], 2}]]] (* Amiram Eldar, Jun 02 2022 *)
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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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EXTENSIONS
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STATUS
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approved
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