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Search: id:A142069
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| A142069 |
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A141694 (12, 34) mod 9. Period 9:repeat 3, 7, 2, 6, 1, 5, 0, 4, 8 . 0, 1, 2, 3, 4, 5, 6, 7, 8 specially ordered: jump backwards two terms (three times),jump seven,again (three times) two terms back and jump seven . Also mix A141726(n+5) , A141726 (n+1). |
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+0
4
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| 3, 7, 2, 6, 1, 5, 0, 4, 8, 3, 7, 2, 6, 1, 5, 0, 4, 8, 3, 7, 2, 6, 1, 5, 0, 4, 8, 3, 7, 2, 6, 1, 5, 0, 4, 8, 3, 7, 2, 6, 1, 5, 0, 4, 8, 3, 7, 2, 6, 1, 5, 0, 4, 8
(list; graph; listen)
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OFFSET
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1,1
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FORMULA
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a(n)=(1/3)*{2*(n mod 9)-[(n+1) mod 9]-[(n+2) mod 9]+2*[(n+3) mod 9]-[(n+4) mod 9]+2*[(n+5) mod 9]-[(n+6) mod 9]+2*[(n+7) mod 9]-[(n+8) mod 9]}, with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Sep 19 2008]
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CROSSREFS
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Sequence in context: A016618 A130789 A023529 this_sequence A063041 A144713 A134731
Adjacent sequences: A142066 A142067 A142068 this_sequence A142070 A142071 A142072
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KEYWORD
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nonn,uned
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AUTHOR
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Paul Curtz (bpcrtz(AT)free.fr), Sep 14 2008
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