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A063463
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Squarefree numbers arising in A024110.
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1
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-431, -255583, -35570638, -91171007, 2486784401, 29023111918, 22856131408177, 1852951469375105, 1350851394985294310, 12157664947056928801, 984770900976342015089, 8862938117851348434466, 6461081889221243795253265, 523347633027349958757558113
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,1
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LINKS
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Harry J. Smith, Table of n, a(n) for n = 0..40
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PROG
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(PARI) for(n=1, 30, if(issquarefree(9^n-n^9), print1(9^n-n^9, ", ")))
(PARI) { n=-1; for (m=1, 10^9, if (issquarefree(a=9^m - m^9), write("b063463.txt", n++, " ", a); if (n==40, break)) ) } \\ Harry J. Smith, Aug 22 2009
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CROSSREFS
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Cf. A024110.
Sequence in context: A210349 A048961 A301645 * A175026 A205192 A066419
Adjacent sequences: A063460 A063461 A063462 * A063464 A063465 A063466
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KEYWORD
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easy,sign
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AUTHOR
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Jason Earls, Jul 26 2001
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STATUS
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approved
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