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A005594
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States of a dynamic storage system.
(Formerly M1080)
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1
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1, 2, 4, 7, 14, 26, 59, 122, 284, 647, 1528, 3602, 8679, 20882, 50824, 124055, 304574, 750122, 1855099, 4600202, 11442086, 28527447, 71292604, 178526882, 447919419, 1125750146, 2833906684, 7144450567, 18036423974
(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
INRIA Algorithms Project, Encyclopedia of Combinatorial Structures 107
INRIA Algorithms Project, Encyclopedia of Combinatorial Structures 111
Index entries for sequences related to necklaces
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FORMULA
| Also "CIK" (necklace, indistinct, unlabeled) transform of 2, 1, 1, 1...
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CROSSREFS
| Equals A032198(n)+1.
Sequence in context: A024502 A052535 A027988 * A123196 A079968 A001631
Adjacent sequences: A005591 A005592 A005593 * A005595 A005596 A005597
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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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