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A061971 Numbers n such that n divides the (left) concatenation of all numbers <= n written in base 18 (most significant digit on right). 1
1, 17, 89, 6343, 9707, 9799, 91069, 120581, 484307, 725341, 2571749, 3432583, 4482203 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

This sequence differs from A029535 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..13.

Index entries for related sequences

EXAMPLE

See A061955 for example.

CROSSREFS

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

Sequence in context: A200670 A057638 A159676 * A061222 A228462 A217641

Adjacent sequences:  A061968 A061969 A061970 * A061972 A061973 A061974

KEYWORD

nonn,base

AUTHOR

Larry Reeves (larryr(AT)acm.org), May 24 2001 a(9)-a(13) from

EXTENSIONS

Edited and updated by Larry Reeves (larryr(AT)acm.org), Apr 12 2002

a(9)-a(13) from Lars Blomberg, Aug 02 2011

STATUS

approved

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Last modified January 17 16:11 EST 2019. Contains 319235 sequences. (Running on oeis4.)