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Search: id:A022142
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| A022142 |
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Fibonacci sequence beginning 5 18. |
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+0
1
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| 5, 18, 23, 41, 64, 105, 169, 274, 443, 717, 1160, 1877, 3037, 4914, 7951, 12865, 20816, 33681, 54497, 88178, 142675, 230853, 373528, 604381, 977909, 1582290, 2560199, 4142489, 6702688, 10845177
(list; graph; listen)
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OFFSET
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0,1
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LINKS
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Tanya Khovanova, Recursive Sequences
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FORMULA
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G.f.: (5+13*x)/(1-x-x^2). [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 20 2008]
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MATHEMATICA
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a={}; b=5; c=18; AppendTo[a, b]; AppendTo[a, c]; Do[b=b+c; AppendTo[a, b]; c=b+c; AppendTo[a, c], {n, 4!}]; a [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Sep 17 2008]
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CROSSREFS
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Sequence in context: A116911 A097491 A120087 this_sequence A078648 A035338 A055371
Adjacent sequences: A022139 A022140 A022141 this_sequence A022143 A022144 A022145
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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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