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A005595
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States of a dynamic storage system.
(Formerly M1069)
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0
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1, 2, 4, 7, 13, 23, 46, 88, 186, 395, 880, 1989, 4644, 10934, 26210, 63319, 154377, 378443, 933022, 2308956, 5735371, 14286907, 35683814, 89324137, 224057918, 563033978, 1417210456, 3572641303, 9018885121, 22796905055
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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REFERENCES
| M. D. McIlroy, The number of states of a dynamic storage system, Computer J., 25 (No. 3, 1982), 388-392.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
| C. G. Bower, Transforms
Index entries for sequences related to bracelets
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FORMULA
| Also "DIK" (bracelet, indistinct, unlabeled) transform of 2, 1, 1, 1...
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CROSSREFS
| Sequence in context: A093629 A174566 A018182 * A096236 A002574 A069765
Adjacent sequences: A005592 A005593 A005594 * A005596 A005597 A005598
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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EXTENSIONS
| Sequence extended by Christian G. Bower (bowerc(AT)usa.net)
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