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Search: id:A003099
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| A003099 |
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Sum C(n,k^2), k = 0..n.
(Formerly M0576)
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+0
1
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| 1, 2, 3, 4, 6, 11, 22, 43, 79, 137, 231, 397, 728, 1444, 3018, 6386, 13278, 26725, 51852, 97243, 177671, 320286, 579371, 1071226, 2053626, 4098627, 8451288, 17742649
(list; graph; listen)
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OFFSET
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0,2
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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).
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FORMULA
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a(n)/2^n*sqrt(n) is bounded: lim sup a(n)/2^n*sqrt(n)=0.82... and lim inf a(n)/2^n*sqrt(n)=0.58... - Benoit Cloitre (benoit7848c(AT)orange.fr), Nov 14 2003
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CROSSREFS
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Sequence in context: A117308 A114412 A016038 this_sequence A061941 A029505 A018309
Adjacent sequences: A003096 A003097 A003098 this_sequence A003100 A003101 A003102
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KEYWORD
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nonn,easy
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), H. W. Gould
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