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Search: id:A141035
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| A141035 |
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A140684 (0, 1, 6) - A010879 (0, 1, 2) . Period 10:repeat 0, 0, 4, 2, -2, 4, 2, -4, -4, -2. |
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1
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| 0, 0, 4, 2, -2, 4, 2, -4, -4, -2, 0, 0, 4, 2, -2, 4, 2, -4, -4, -2, 0, 0, 4, 2, -2, 4, 2, -4, -4, -2
(list; graph; listen)
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OFFSET
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0,3
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FORMULA
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a(n)=-(1/5)*{(n mod 10)+[(n+1) mod 10]-3*[(n+3) mod 10]-[(n+4) mod 10]+3*[(n+5) mod 10]-2*[(n+6) mod 10]-[(n+7) mod 10]+2*[(n+8) mod 10]}, with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Aug 04 2008]
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CROSSREFS
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Sequence in context: A140395 A061505 A053879 this_sequence A100854 A021707 A126560
Adjacent sequences: A141032 A141033 A141034 this_sequence A141036 A141037 A141038
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KEYWORD
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sign,uned
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AUTHOR
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Paul Curtz (bpcrtz(AT)free.fr), Jul 30 2008
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