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A029460
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Numbers n such that n divides the (right) concatenation of all numbers <= n written in base 15 (most significant digit on left).
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3
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1, 3, 5, 7, 15, 20, 21, 25, 28, 33, 35, 36, 45, 49, 60, 63, 68, 75, 84, 100, 105, 140, 147, 175, 180, 196, 204, 207, 225, 245, 252, 287, 300, 315, 375, 420, 441, 500, 525, 540, 588, 675, 700, 724, 735, 756, 805, 875, 879, 900, 945, 980, 1125, 1225, 1260, 1323
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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Robert Price, Table of n, a(n) for n = 1..149
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MATHEMATICA
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b = 15; c = {}; Select[Range[10^5], Divisible[FromDigits[c = Join[c, IntegerDigits[#, b]], b], #] &] (* Robert Price, Mar 11 2020 *)
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CROSSREFS
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Cf. A029447-A029470, A029471-A029494, A029495-A029518, A029519-A029542, A061931-A061954, A061955-A061978.
Sequence in context: A132012 A160690 A085494 * A277910 A029466 A014872
Adjacent sequences: A029457 A029458 A029459 * A029461 A029462 A029463
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KEYWORD
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nonn,base
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AUTHOR
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Olivier Gérard
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STATUS
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approved
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