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Search: id:A050012
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A050012 a(n)=[ a(n-1)/2 ] if this is not among 0,a(1),...,a(n-2), else a(n)=7*a(n-1). +0
5
1, 7, 3, 21, 10, 5, 2, 14, 98, 49, 24, 12, 6, 42, 294, 147, 73, 36, 18, 9, 4, 28, 196, 1372, 686, 343, 171, 85, 595, 297, 148, 74, 37, 259, 129, 64, 32, 16, 8, 56, 392, 2744, 19208, 9604, 4802, 2401, 1200, 600, 300, 150, 75, 525, 262 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Sequence in context: A161417 A070409 A166481 this_sequence A098231 A104716 A002969

Adjacent sequences: A050009 A050010 A050011 this_sequence A050013 A050014 A050015

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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