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A028763
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Nonsquares mod 50.
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1
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2, 3, 5, 7, 8, 10, 12, 13, 15, 17, 18, 20, 22, 23, 27, 28, 30, 32, 33, 35, 37, 38, 40, 42, 43, 45, 47, 48
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Complement[Range[0, 49], PowerMod[Range[50], 2, 50]] (* Alonso del Arte, Dec 25 2019 *)
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PROG
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(Scala) (0 to 49).diff((1 to 50).map(n => (n * n) % 50)) // Alonso del Arte, Dec 25 2019
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CROSSREFS
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KEYWORD
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nonn,fini,full,easy
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AUTHOR
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STATUS
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approved
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