

A061970


Numbers n such that n divides the (left) concatenation of all numbers <= n written in base 17 (most significant digit on right).


1




OFFSET

1,2


COMMENTS

This sequence differs from A029534 in that all least significant zeros are kept during concatenation.
No more terms < 8*10^6.


LINKS

Table of n, a(n) for n=1..9.
Index entries for related sequences


EXAMPLE

See A061955 for example.


MATHEMATICA

b = 17; c = {}; Select[Range[10^4], Divisible[FromDigits[c = Join[Reverse[IntegerDigits[#, b]], c], b], #] &] (* Robert Price, Mar 09 2020 *)


CROSSREFS

Cf. A029447A029470, A029471A029494, A029495A029518, A029519A029542, A061931A061954, A061955A061978.
Sequence in context: A251688 A211326 A103645 * A159008 A183373 A306358
Adjacent sequences: A061967 A061968 A061969 * A061971 A061972 A061973


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; Aug 25, 2002
a(9) from Lars Blomberg, Aug 04 2011


STATUS

approved



