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2, 4, 6, 8, 5, 8, 11, 14, 17, 20, 24, 28, 32, 36, 45, 50, 55, 60, 65, 80, 86, 92, 98, 104, 125, 132, 139, 146, 153, 180, 188, 196, 204, 212, 245, 254, 263, 272, 281, 320, 330, 340, 350, 360, 405, 416, 427, 438, 449, 2500, 2603, 2708, 2815, 2924, 3080, 3194, 3310, 3428, 3548
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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COMMENTS
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LINKS
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MAPLE
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a:= n-> (l-> add(l[i]*n^(i-1), i=1..nops(l)))(convert(2*n, base, 10)):
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MATHEMATICA
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PROG
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(PARI) a(n) = fromdigits(digits(2*n), max(2, n)); \\ Kevin Ryde, Jul 04 2022
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CROSSREFS
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KEYWORD
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nonn,base,easy
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AUTHOR
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STATUS
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approved
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