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A049668
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a(n)=F(8n)/21, where F=A000045 (the Fibonacci sequence).
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5
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0, 1, 47, 2208, 103729, 4873055, 228929856, 10754830177, 505248088463, 23735905327584, 1115082302307985, 52385132303147711, 2460986135945634432, 115613963257141670593, 5431395286949712883439, 255159964523379363851040
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,3
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LINKS
| Tanya Khovanova, Recursive Sequences
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FORMULA
| G.f. x/(1-47*x+x^2), 47=L(8)=A000032(8) (Lucas).
a(n)=47*a(n-1)-a(n-2) ; a(0)=0, a(1)=1. [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 18 2008]
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PROG
| (Mupad) numlib::fibonacci(8*n)/21 $ n = 0..25; - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 09 2008
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CROSSREFS
| A column of array A028412.
Sequence in context: A170680 A170728 A170766 * A009991 A052463 A005148
Adjacent sequences: A049665 A049666 A049667 * A049669 A049670 A049671
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KEYWORD
| nonn
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AUTHOR
| Clark Kimberling (ck6(AT)evansville.edu)
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EXTENSIONS
| More terms from James A. Sellers (sellersj(AT)math.psu.edu), Jan 20 2000
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