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A143845
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See Comments line.
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1
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0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1, 0, 8, 12, 14, 15, 7, 3, 1
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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COMMENTS
| Convert the following binary numbers to base 10:
0000
1000
1100
1110
1111
0111
0011
0001
0000
1000
etc.
Has period 8.
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FORMULA
| G.f.: x(x+2)(4+x^2)/((1-x)(1+x^4)). [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 04 2008]
a(n)=(1/56)*{22*(n mod 8)+29*[(n+1) mod 8]+43*[(n+2) mod 8]+71*[(n+3) mod 8]+8*[(n+4) mod 8]+[(n+5) mod 8]-13*[(n+6) mod 8]-41*[(n+7) mod 8]}, with n>=0 [From Paolo P. Lava (paoloplava(AT)gmail.com), Sep 19 2008]
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CROSSREFS
| Cf. A117589.
Sequence in context: A152077 A173461 A143813 * A048868 A106669 A108979
Adjacent sequences: A143842 A143843 A143844 * A143846 A143847 A143848
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KEYWORD
| nonn
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AUTHOR
| Cassandra (ca947(AT)nyu.edu), Sep 03 2008
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EXTENSIONS
| Edited by N. J. A. Sloane (njas(AT)research.att.com), Sep 03 2008
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