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Search: id:A124075
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| A124075 |
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a(n) = 2^(3^(4^...^n)...). |
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+0 3
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OFFSET
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2,1
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COMMENT
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The next term is too large to include.
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LINKS
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David Applegate, Marc LeBrun and N. J. A. Sloane, Descending Dungeons and Iterated Base-Changing (arXiv:math.NT/0611293).
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EXAMPLE
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a(4) = 2^(3^4)) = 2417851639229258349412352.
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CROSSREFS
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Cf. A014221, A049384, A121263, A121265, A121295, A121296.
Sequence in context: A012672 A024340 A012667 this_sequence A019315 A127558 A011063
Adjacent sequences: A124072 A124073 A124074 this_sequence A124076 A124077 A124078
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KEYWORD
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nonn,bref
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AUTHOR
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David Applegate (david(AT)research.att.com) and njas, Nov 08 2006
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