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A029482
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Numbers k that divide the (left) concatenation of all numbers <= k written in base 13 (most significant digit on left).
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0
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1, 3, 9, 15, 21, 35, 53, 64, 105, 192, 320, 448, 576, 960, 1344, 2583, 2611, 2688, 4480, 5760, 8064, 8865, 12160, 13440, 23168, 28413, 131727, 201349, 654231, 901299, 1121799, 2629184, 11874240, 13712832, 35644608, 68560525, 76680065, 79404800, 97064075
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OFFSET
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1,2
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LINKS
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MATHEMATICA
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b = 13; c = {}; Select[Range[10^4], Divisible[FromDigits[c = Join[IntegerDigits[#, b], c], b], #] &] (* Robert Price, Mar 12 2020 *)
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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EXTENSIONS
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More terms from Andrew Gacek (andrew(AT)dgi.net), Feb 20 2000
More terms from Larry Reeves (larryr(AT)acm.org), May 24 2001
Edited and updated by Larry Reeves (larryr(AT)acm.org), Apr 12 2002
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STATUS
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approved
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