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Search: id:A151413
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| A151413 |
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Index at which n occurs in A160256, or -1 if n never occurs. |
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+0
3
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| 1, 2, 3, 4, 14, 5, 20, 6, 7, 12, 32, 11, 301, 22, 16, 8, 1065, 9
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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After a(19) which exceeds 10^7 but is still unknown, the sequence continues 18,24,34,a(23)=?,10,215,303,... [From M. F. Hasler (MHasler(AT)univ-ag.fr), May 16 2009]
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FORMULA
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A160218(n)=a(A000040(n)), conjectured. [From M. F. Hasler (MHasler(AT)univ-ag.fr), May 16 2009]
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CROSSREFS
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Cf, A160256, A160218.
Sequence in context: A089142 A051855 A058070 this_sequence A031241 A064958 A067177
Adjacent sequences: A151410 A151411 A151412 this_sequence A151414 A151415 A151416
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KEYWORD
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nonn,more
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), May 16 2009
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EXTENSIONS
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a(13)-a(18) from Robert Gerbicz (robert.gerbicz(AT)gmail.com) and M. F. Hasler (MHasler(AT)univ-ag.fr), May 16 2009
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