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Search: id:A140975
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| A140975 |
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A011337 (1, 3, 8, 18, 39, 81) mod 10. Period 20:repeat 1, 3, 8, 8, 9, 1, 6, 6, 7, 9, 4, 4, 5, 7, 2, 2, 3, 5, 0, 0. |
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+0
1
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| 1, 3, 8, 8, 9, 1, 6, 6, 7, 9, 4, 4, 5, 7, 2, 2, 3, 5, 0, 0, 1, 3, 8, 8, 9, 1, 6, 6, 7, 9, 4, 4, 5, 7, 2, 2, 3, 5, 0, 0, 1, 3, 8, 8, 9, 1, 6, 6, 7, 9, 4, 4, 5, 7, 2, 2, 3, 5, 0, 0
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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(0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9 particular order). Odds and evens must be separated.
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FORMULA
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a(n)=(1/380)*{-10*(n mod 20)+9*[(n+1) mod 20]+104*[(n+2) mod 20]-29*[(n+3) mod 20]-10*[(n+4) mod 20]+9*[(n+5) mod 20]+104*[(n+6) mod 20]-29*[(n+7) mod 20]-10*[(n+8) mod 20]+9*[(n+9) mod 20]+104*[(n+10) mod 20]-29*[(n+11) mod 20]-10*[(n+12) mod 20]+9*[(n+13) mod 20]-86*[(n+14) mod 20]+161*[(n+15) mod 20]-10*[(n+16) mod 20]+9*[(n+17) mod 20]-86*[(n+18) mod 20]-29*[(n+19) mod 20]}, with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Oct 23 2008]
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CROSSREFS
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Sequence in context: A118817 A157471 A131596 this_sequence A065481 A032538 A101385
Adjacent sequences: A140972 A140973 A140974 this_sequence A140976 A140977 A140978
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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), Jul 28 2008
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