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A271210
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Artiads (A001583) congruent to 1 mod 50 and for which 5 is a quintic residue.
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1
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13451, 15901, 19001, 19801, 21701, 22901, 28001, 38851, 50551, 64301, 65101, 66851, 78101, 89101, 94351, 95701, 96401, 117751, 124001, 126001, 127951, 136601, 138401, 150301, 162251, 164701, 167051, 178301, 178501, 181001, 183301, 185051, 185401, 185951, 186301
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OFFSET
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1,1
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COMMENTS
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Hyperartiads (A270798) congruent to 1 mod 50.
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LINKS
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E. Lehmer, Artiads characterized, J. Math. Anal. Appl. 15 1966 118-131 [annotated and corrected scanned copy]
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PROG
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(Sage) def isa(n) : return n % 50 == 1 and is_prime(n) and 5.powermod((n-1)//5, n) == 1 and fibonacci((n - 1)//5) % n == 0
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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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