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A029456 Numbers n such that n divides the (right) concatenation of all numbers <= n written in base 11 (most significant digit on left). 1
1, 5, 11, 20, 25, 44, 55, 100, 121, 220, 275, 281, 484, 508, 605, 748, 1012, 1100, 1331, 1496, 1573, 1595, 1768, 2200, 3016, 3025, 3400, 4825, 4840, 6655, 7480, 9320, 9515, 10648, 11320, 12760, 14641, 15125, 15400, 15507, 16335, 16456, 17000, 17215 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Robert Price, Table of n, a(n) for n = 1..84

MATHEMATICA

b = 11; c = {}; Select[Range[10^5], Divisible[FromDigits[c = Join[c, IntegerDigits[#, b]], b], #] &] (* Robert Price, Mar 11 2020 *)

CROSSREFS

Cf. A029447-A029470, A029471-A029494, A029495-A029518, A029519-A029542, A061931-A061954, A061955-A061978.

Sequence in context: A145934 A033913 A088124 * A304502 A190743 A331133

Adjacent sequences:  A029453 A029454 A029455 * A029457 A029458 A029459

KEYWORD

nonn,base

AUTHOR

Olivier Gérard

EXTENSIONS

More terms from David W. Wilson

STATUS

approved

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Last modified May 30 11:39 EDT 2020. Contains 334724 sequences. (Running on oeis4.)