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A028735
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Nonsquares mod 22.
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1
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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, 21], PowerMod[Range[22], 2, 22]] (* Alonso del Arte, Dec 22 2019 *)
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PROG
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(Scala) (0 to 21).diff((1 to 22).map(n => (n * n) % 22)) // Alonso del Arte, Dec 22 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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EXTENSIONS
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STATUS
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approved
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