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A025026
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Least non-residue mod n is 17.
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0
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1559, 2999, 3118, 5998, 6551, 8089, 8761, 13102, 13729, 14759, 16178, 16631, 17522, 18119, 19009, 21121, 21961, 23399, 24049, 27431, 27458, 27551, 28081, 29518, 31249, 33262, 33289, 33479, 35281, 35591, 36238, 36791, 38018, 42242, 43391, 43922, 43991
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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PROG
| Contribution from Michael B. Porter (michael_b_porter(AT)yahoo.com), Apr 30 2010: (Start)
(PARI) residue(n, m)={local(r); r=0; for(i=1, floor(m/2), if(i^2%m==n, r=1)); r}
isA025026(n)={local(a); a=1; forprime(p=2, 13, a=a && residue(p, n)); a=a && !residue(17, n); a} (End)
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CROSSREFS
| Sequence in context: A022222 A166606 A186393 * A092001 A158773 A035865
Adjacent sequences: A025023 A025024 A025025 * A025027 A025028 A025029
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KEYWORD
| nonn
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AUTHOR
| David W. Wilson (davidwwilson(AT)comcast.net)
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