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Search: id:A063500
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| A063500 |
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a(n) is the least composite solution of Phi[x+6n]=Phi[x]+6n. |
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+0
4
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| 21, 45, 63, 95, 224, 135, 301, 95, 189, 161, 260, 115, 400, 165, 476, 195, 620, 145, 644, 203, 640, 285, 343, 155, 728, 185, 567, 155, 560, 301, 860, 185, 1000, 329, 1892, 235
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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Matthew M. Conroy, Home page (listed instead of email address)
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FORMULA
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Smallest values satisfying A000010[a(n)+6n]=A000010[a(n)]+6n relation.
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EXAMPLE
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n=100, d=600=6n, a(100)=671=11.61, Phi[671]=600, Phi[671+600]=Phi[1271]=(31-1).(41-1)=600+600=Phi[671]+d.
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CROSSREFS
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A000010, A054904, A054905.
Sequence in context: A120071 A003857 A099468 this_sequence A102603 A147222 A044098
Adjacent sequences: A063497 A063498 A063499 this_sequence A063501 A063502 A063503
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KEYWORD
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more,nonn
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AUTHOR
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Labos E. (labos(AT)ana.sote.hu), Jul 30 2001
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EXTENSIONS
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Next term (a(37)) exceeds 10^5 - Matthew M. Conroy, Sep 13 2001
Next term (a(37)), if it exists, exceeds 10^7. - David Wasserman (wasserma(AT)spawar.navy.mil), Jul 03 2002
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