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Search: id:A002842
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| A002842 |
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Number of strongly asymmetric sequences of length n.
(Formerly M3446 N1400)
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+0
1
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| 4, 12, 36, 96, 264, 648, 1584, 3576, 7872, 15360, 29184, 51120, 90384, 158448, 286296, 509808, 904296, 1556304
(list; graph; listen)
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OFFSET
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1,1
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
F. Fiala, Strongly asymmetric sequences generated by four elements, Math. Comp., 25 (1971), 155-162.
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CROSSREFS
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Sequence in context: A095735 A020875 A063810 this_sequence A051041 A002906 A001411
Adjacent sequences: A002839 A002840 A002841 this_sequence A002843 A002844 A002845
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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