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Search: id:A145577
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| 0, 5, 7, 6, 2, 4, 3, 8, 1, 0, 5, 7, 6, 2, 4, 3, 8, 1, 0, 5, 7, 6, 2, 4, 3, 8, 1, 0, 5, 7, 6, 2, 4, 3, 8, 1
(list; graph; listen)
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OFFSET
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0,2
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COMMENT
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Also 9-tuple with 1, 0, 5, 7, 6, 2, 4, 3, 8 = A144478 or b(n) in A144478 or A144478(n+1). Also from A005563, A061037, A061039, A061041, A061043, A061045, A061047, A061049, Lyman to Hansen-Strong and after s-th spectra of hydrogen.
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FORMULA
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a(n)=(1/9)*{2*(n mod 9)+8*[(n+1) mod 9]-4*[(n+2) mod 9]+2*[(n+3) mod 9]-[(n+4) mod 9]+5*[(n+5) mod 9]+2*[(n+6) mod 9]-[(n+7) mod 9]-4*[(n+8) mod 9]}, with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Oct 14 2008]
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CROSSREFS
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Sequence in context: A125294 A139428 A063005 this_sequence A144478 A059249 A114603
Adjacent sequences: A145574 A145575 A145576 this_sequence A145578 A145579 A145580
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KEYWORD
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nonn
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AUTHOR
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Paul Curtz (bpcrtz(AT)free.fr), Oct 13 2008
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