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Search: id:A131707
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| A131707 |
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Period 12: repeat 1, 1, 3, 7, 7, 1, 9, 9, 7, 3, 3, 9 . |
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+0
8
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| 1, 1, 3, 7, 7, 1, 9, 9, 7, 3, 3, 9, 1, 1, 3, 7, 7, 1, 9, 9, 7, 3, 3, 9, 1, 1, 3, 7, 7, 1, 9, 9, 7, 3, 3, 9
(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)=(1/66)*{49*(n mod 12)-28*[(n+1) mod 12]+5*[(n+2) mod 12]+27*[(n+3) mod 12]+16*[(n+4) mod 12]+5*[(n+5) mod 12]-39*[(n+6) mod 12]+38*[(n+7) mod 12]+5*[(n+8) mod 12]-17*[(n+9) mod 12]-6*[(n+10) mod 12]+5*[(n+11) mod 12]}, with n>=0 - Paolo P. Lava (ppl(AT)spl.at), Oct 02 2007
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CROSSREFS
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Cf. A131711.
Sequence in context: A060924 A013564 A009467 this_sequence A131608 A016620 A021269
Adjacent sequences: A131704 A131705 A131706 this_sequence A131708 A131709 A131710
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KEYWORD
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nonn,easy,more
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AUTHOR
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Paul Curtz (bpcrtz(AT)free.fr), Sep 14 2007
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