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Search: id:A001155
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| A001155 |
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Describe the previous term! (method A - initial term is 0). |
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+0
13
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| 0, 10, 1110, 3110, 132110, 1113122110, 311311222110, 13211321322110, 1113122113121113222110, 31131122211311123113322110, 132113213221133112132123222110
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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Method A = 'frequency' followed by 'digit'-indication.
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REFERENCES
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J. H. Conway, The weird and wonderful chemistry of audioactive decay, in T. M. Cover and Gopinath, eds., Open Problems in Communication and Computation, Springer, NY 1987, pp. 173-188.
S. R. Finch, Mathematical Constants, Cambridge, 2003, pp. 452-455.
I. Vardi, Computational Recreations in Mathematica. Addison-Wesley, Redwood City, CA, 1991, p. 4.
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LINKS
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S. R. Finch, Conway's Constant
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EXAMPLE
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E.g. the term after 3110 is obtained by saying "one 3, two 1's, one 0", which gives 132110.
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CROSSREFS
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Cf. A005150, A006751, A006715, A001140, A001141, A001143, A001145, A001151, A001154.
Cf. A036058.
Sequence in context: A122230 A138147 A036058 this_sequence A001391 A049064 A015026
Adjacent sequences: A001152 A001153 A001154 this_sequence A001156 A001157 A001158
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KEYWORD
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nonn,base,easy,nice
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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