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Search: id:A143717
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| A143717 |
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(1, 2, 3, 2^2, 5, 2*3, 7, 2^3, 3^2, 2*5, 11, 2^2*3, 13, 2*7, 3*5,..) becomes (abs(1-2-3, 2-2-5, 2-3-7, 2-3-3, 2-2-5, 11-2-2, 3-13-2, 7-3-5,..)). |
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+0
6
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| 4, 5, 8, 4, 5, 7, 12, 1, 19, 3, 15, 5, 32, 4, 1, 7, 7, 24, 28, 9, 20, 3, 36, 20, 8, 38, 47, 11, 4, 68, 5, 3, 0, 13, 42, 5, 6, 15, 86, 3, 58, 26, 1, 10, 75, 17, 22, 73, 4, 73, 29, 2, 1, 14, 73, 2, 122, 3, 15, 44, 24, 80, 4, 8, 24, 18, 16, 95, 7, 10, 5, 101, 117, 14, 9, 158, 3, 108, 9, 31
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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Abs (7-3-5)=abs (-1) =1=a(8).
Abs (2-4-17)=abs(-19)=19=a(9).
Abs (2-3-2)=abs (-3)=3=a(10).
Abs (19-2-2)=abs 15=15=a(11),
Abs (5-3-7)=abs (-5)=5=a(12),
etc.
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CROSSREFS
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Cf. A141287, A141261, A136678.
Sequence in context: A082468 A152974 A010477 this_sequence A155921 A016721 A089959
Adjacent sequences: A143714 A143715 A143716 this_sequence A143718 A143719 A143720
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KEYWORD
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nonn
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AUTHOR
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Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Nov 13 2008
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EXTENSIONS
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Replaced a 56 by a 1. R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Feb 21 2009
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