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A050924
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a(n) = (a(n-1)+1)^(a(n-1)), a(0) = 0.
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15
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OFFSET
| 0,3
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COMMENTS
| Let S(1) c S(2) c ... c S(n) c ... be an increasing sequence of sets of partial functions that is defined as follows: S(0) = empty set, S(n) = {partial functions: S(n-1) -> S(n-1)}. Then |S(n)| = a(n). - Jon Awbrey (jawbrey(AT)att.net), Jul 04 2005
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CROSSREFS
| Cf. A109300, A109301.
Sequence in context: A103562 A140319 A120314 * A181500 A189876 A189867
Adjacent sequences: A050921 A050922 A050923 * A050925 A050926 A050927
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KEYWORD
| easy,nonn
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AUTHOR
| Klaus Strassburger (strass(AT)ddfi.uni-duesseldorf.de), Dec 30 1999
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EXTENSIONS
| The next term is approximately e * 10^9000000000, with nine place accuracy. - Franklin T. Adams-Watters (FrankTAW(AT)Netscape.net), Nov 16 2006
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