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Search: id:A144746
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| A144746 |
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Recurence sequence a(n)=a(n-1)^2-a(n-1)-1 a(0)=6 |
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+0
6
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| 29, 811, 656909, 431528777371, 186217085698878552894269, 34676803006183479266409218250231853558140150091, 12024806667296555847899493731327020642082724540727400501281600741679657512082925\ 36045867158189
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OFFSET
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1,1
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COMMENT
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a(0)=3 is the smallest integer generating decreasing sequence of the form a(n)=a(n-1)^2-a(n-1)-1
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FORMULA
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a(n)=a(n-1)^2-a(n-1)-1 and a(0)=6
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MATHEMATICA
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a = {}; k = 6; Do[k = k^2 - k - 1; AppendTo[a, k], {n, 1, 10}]; a
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CROSSREFS
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Cf. A000058, A082732, A144743, A144744, A144745, A144747, A144748
Sequence in context: A135995 A046850 A159669 this_sequence A097782 A009973 A057687
Adjacent sequences: A144743 A144744 A144745 this_sequence A144747 A144748 A144749
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KEYWORD
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nonn
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AUTHOR
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Artur Jasinski (grafix(AT)csl.pl), Sep 20 2008
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