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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; internal format)
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OFFSET
| 0,1
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LINKS
| Harry J. Smith, Table of n, a(n) for n=0,...,40
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PROG
| (PARI) for(n=1, 30, if(issquarefree(9^n-n^9), print(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)) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Aug 22 2009]
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CROSSREFS
| Cf. A024110.
Sequence in context: A003548 A179173 A048961 * A175026 A205192 A066419
Adjacent sequences: A063460 A063461 A063462 * A063464 A063465 A063466
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KEYWORD
| easy,sign
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AUTHOR
| Jason Earls (zevi_35711(AT)yahoo.com), Jul 26 2001
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