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A061959 Numbers n such that n divides the (left) concatenation of all numbers <= n written in base 6 (most significant digit on right). 1
1, 5, 259, 1127, 29795, 7305695 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
This sequence differs from A029523 in that all least significant zeros are kept during concatenation.
No more terms < 10^7.
LINKS
EXAMPLE
See A061955 for example.
MATHEMATICA
b = 6; c = {}; Select[Range[10^4], Divisible[FromDigits[
c = Join[Reverse[IntegerDigits[#, b]], c], b], #] &] (* Robert Price, Mar 07 2020 *)
CROSSREFS
Sequence in context: A216849 A201606 A139000 * A002554 A003383 A195575
KEYWORD
nonn,base,more
AUTHOR
Larry Reeves (larryr(AT)acm.org), May 24 2001
EXTENSIONS
Edited and updated by Larry Reeves (larryr(AT)acm.org), Apr 12 2002
a(6) from Lars Blomberg, Aug 25 2011
STATUS
approved

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Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)