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A143845 Periodic with period 8: repeat 0, 8, 12, 14, 15, 7, 3, 1. 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, 0, 8, 12, 14, 15, 7, 3, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
COMMENTS
Convert the following binary numbers to base 10:
0000
1000
1100
1110
1111
0111
0011
0001
0000
1000
etc.
LINKS
FORMULA
G.f.: x(x+2)(4+x^2)/((1-x)(1+x^4)). [From R. J. Mathar, Sep 04 2008]
CROSSREFS
Cf. A117589.
Sequence in context: A143813 A290135 A225533 * A270888 A281014 A048868
KEYWORD
nonn,easy
AUTHOR
Cassandra (ca947(AT)nyu.edu), Sep 03 2008
EXTENSIONS
Edited by N. J. A. Sloane, Sep 03 2008
STATUS
approved

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Last modified March 28 15:28 EDT 2024. Contains 371254 sequences. (Running on oeis4.)