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Search: id:A004798
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| A004798 |
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Convolution of Fibonacci numbers 1,2,3,5,... with themselves. |
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+0
4
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| 1, 4, 10, 22, 45, 88, 167, 310, 566, 1020, 1819, 3216, 5645, 9848, 17090, 29522, 50793, 87080, 148819, 253610, 431086, 731064, 1237175, 2089632, 3523225, 5930668, 9968122
(list; graph; listen)
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OFFSET
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1,2
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FORMULA
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O.g.f.: (x^2+2x+1)/(1-x-x^2)^2.- Len Smiley (smiley(AT)math.uaa.alaska.edu), Dec 11 2001
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PROGRAM
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(Other) sage: taylor( mul((x^2*(1+x^2))/(1-x^2-x^4) for i in xrange(0, 2)), x, 0, 56)# [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jun 01 2009]
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CROSSREFS
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Sequence in context: A052837 A052821 A023628 this_sequence A038621 A078407 A099018
Adjacent sequences: A004795 A004796 A004797 this_sequence A004799 A004800 A004801
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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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