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A037475
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a(n)=Sum{d(i)*9^i: i=0,1,...,m}, where Sum{d(i)*7^i: i=0,1,...,m} is the base 7 representation of n.
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1
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0, 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 14, 15, 18, 19, 20, 21, 22, 23, 24, 27, 28, 29, 30, 31, 32, 33, 36, 37, 38, 39, 40, 41, 42, 45, 46, 47, 48, 49, 50, 51, 54, 55, 56, 57, 58, 59, 60, 81, 82, 83, 84, 85, 86, 87, 90, 91, 92, 93, 94, 95, 96, 99, 100, 101, 102
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,3
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LINKS
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Clark Kimberling, Table of n, a(n) for n = 0..1000
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MATHEMATICA
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Table[FromDigits[RealDigits[n, 7], 9], {n, 0, 100}]
(* Clark Kimberling, Aug 14 2012 *)
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CROSSREFS
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Sequence in context: A039204 A039153 A039111 * A031487 A047422 A160532
Adjacent sequences: A037472 A037473 A037474 * A037476 A037477 A037478
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KEYWORD
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nonn,base
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AUTHOR
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Clark Kimberling
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EXTENSIONS
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Offset changed to 0 by Clark Kimberling, Aug 14 2012
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STATUS
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approved
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