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Search: id:A091410
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| 1, 2, 3, 7, 19, 39, 95, 197, 441, 883, 1771, 3543, 7103, 14213, 28559, 57119
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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So far this very nearly doubles at each step.
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LINKS
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F. J. van de Bult, D. C. Gijswijt, J. P. Linderman, N. J. A. Sloane and A. R. Wilks, A Slow-Growing Sequence Defined by an Unusual Recurrence, J. Integer Sequences, Vol. 10 (2007), #07.1.2.
F. J. van de Bult, D. C. Gijswijt, J. P. Linderman, N. J. A. Sloane and A. R. Wilks, A Slow-Growing Sequence Defined by an Unusual Recurrence [pdf, ps].
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CROSSREFS
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Cf. A090822, A091411.
Sequence in context: A128025 A092064 A152609 this_sequence A122724 A033844 A037028
Adjacent sequences: A091407 A091408 A091409 this_sequence A091411 A091412 A091413
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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), Mar 04 2004
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EXTENSIONS
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28559 and 57119 from Allan Wilks, Mar 04 2004
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