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Search: id:A129617
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| A129617 |
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a(1) = 0; a(2) = a(3) = 1; for n > 3: a(n) = 16*a(n-2)+14*a(n-3). |
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+0
1
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| 0, 1, 1, 16, 30, 270, 704, 4740, 15044, 85696, 307064, 1581752, 6112768, 29606928, 119948816, 559289600, 2333678048, 10627917024, 45168903168, 202718165056, 871493289024, 3875855285248, 16781946935168, 74214590610304
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OFFSET
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1,4
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FORMULA
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G.f.: -x^2*(1+x)/(-1+16*x^2+14*x^3). - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Nov 14 2007
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MATHEMATICA
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a[1]=0; a[2]=1; a[3]=1; a[n_] := 16*a[n-2]+14*a[n-3]; Table[a[n], {n, 1, 25}]
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CROSSREFS
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Sequence in context: A115278 A064634 A145581 this_sequence A064816 A132299 A059164
Adjacent sequences: A129614 A129615 A129616 this_sequence A129618 A129619 A129620
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KEYWORD
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nonn
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AUTHOR
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Roger L. Bagula (rlbagulatftn(AT)yahoo.com), May 30 2007
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EXTENSIONS
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Edited by N. J. A. Sloane (njas(AT)research.att.com), Jul 26 2007
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