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Search: id:A049682
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| 0, 1, 49, 2304, 108241, 5085025, 238887936, 11222647969, 527225566609, 24768378982656
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OFFSET
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0,3
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FORMULA
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a(n) = 1/45*{-2+[(47+7*sqrt(45))/2]^n+[(47-7*sqrt(45))/2]^n}. - R. Stephan, Apr 14 2004
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PROGRAM
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(Mupad) numlib::fibonacci(4*n)^2/9 $ n = 0..25; - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), May 09 2008
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CROSSREFS
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Sequence in context: A014942 A065785 A061615 this_sequence A120999 A087752 A069741
Adjacent sequences: A049679 A049680 A049681 this_sequence A049683 A049684 A049685
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KEYWORD
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nonn
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AUTHOR
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Clark Kimberling (ck6(AT)evansville.edu)
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