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Search: id:A081651
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| A081651 |
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Floor((3/2)^^n), where x^^n is the power tower x^(x^(...^x)) with n x's. |
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+0
3
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| 1, 1, 1, 2, 2, 2, 2, 3, 3, 4, 5, 10, 86, 1499263005586576
(list; graph; listen)
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OFFSET
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0,4
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MATHEMATICA
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f[n_] := (3/2)^n; Floor[ NestList[f, 3/2, 12]]
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CROSSREFS
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Cf. A014221.
Sequence in context: A153683 A005139 A005134 this_sequence A029193 A005858 A082602
Adjacent sequences: A081648 A081649 A081650 this_sequence A081652 A081653 A081654
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KEYWORD
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nonn
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com), Mar 26 2003
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EXTENSIONS
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New definition from Benoit Jubin, Jul 22 2008
Inserted a missing 1 at the beginning, Benoit Jubin (benoit_jubin(AT)yahoo.fr), Aug 04 2008
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