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Search: id:A063868
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| 33, 72, 1293, 4187, 7169, 8466, 23086, 24881, 25019, 59987, 77057, 143369, 150419, 176715, 205727, 215069, 220817, 359499, 418307, 1239869, 1887239, 2123583, 2229011, 2262107, 2303837, 2458397, 2502977, 3495954, 3693419, 4279859
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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Harry J. Smith, Table of n, a(n) for n=1,...,60
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PROGRAM
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(PARI) for(n=1, 10^7, if(eulerphi(n+omega(n))==eulerphi(n)+numdiv(n), print(n)))
(PARI) { n=0; for (m=1, 10^9, if(eulerphi(m + omega(m)) == eulerphi(m) + numdiv(m), write("b063868.txt", n++, " ", m); if (n==60, break)) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Sep 01 2009]
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CROSSREFS
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Cf. A000010, A000005, A001221.
Sequence in context: A044516 A015722 A103046 this_sequence A049012 A137187 A134037
Adjacent sequences: A063865 A063866 A063867 this_sequence A063869 A063870 A063871
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KEYWORD
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nonn
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AUTHOR
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Jason Earls (zevi_35711(AT)yahoo.com), Aug 26 2001
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EXTENSIONS
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1239869 from Thomas Baruchel (baruchel(AT)users.sourceforge.net), Oct 19 2003
a(21)-a(30) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Aug 03 2009
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