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Search: id:A129299
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| A129299 |
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a(1)=1. a(n) = a(n-1) + (sum of the earlier terms of the sequence which are <= n). |
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+0
2
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| 1, 2, 5, 8, 16, 24, 32, 48, 64, 80, 96, 112, 128, 144, 160, 192, 224, 256, 288, 320, 352, 384, 416, 472, 528, 584, 640, 696, 752, 808, 864, 952, 1040, 1128, 1216, 1304, 1392, 1480, 1568, 1656, 1744, 1832, 1920, 2008, 2096, 2184, 2272, 2408, 2544, 2680, 2816
(list; graph; listen)
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OFFSET
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1,2
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LINKS
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Leroy Quet, Home Page (listed in lieu of email address)
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EXAMPLE
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The terms that are <= 9 are a(1) through a(4). So a(9) = a(8) + a(1)+a(2)+a(3)+a(4) = 48 + 1+2+5+8 = 64.
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MAPLE
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a[1]:=1: for n from 2 to 60 do b:=a[n-1]: for j from 1 to n-1 do if a[j]<=n then b:=b+a[j] else b:=b: fi: od: a[n]:=b: od: seq(a[n], n=1..60); - Emeric Deutsch (deutsch(AT)duke.poly.edu), Apr 10 2007
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CROSSREFS
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Cf. A129300, A126022, A095114.
Sequence in context: A065618 A080084 A065093 this_sequence A096541 A137685 A093065
Adjacent sequences: A129296 A129297 A129298 this_sequence A129300 A129301 A129302
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KEYWORD
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nonn
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AUTHOR
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Leroy Quet Apr 08 2007
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EXTENSIONS
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More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Apr 10 2007
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