A029472 Numbers k that divide the (left) concatenation of all numbers <= k written in base 3 (most significant digit on left).

1, 8, 127, 287, 929, 5216, 10912, 11104, 208493, 3404744, 204598867

Offset

1,2

Comments

No other terms below 3*10^10.

Links

Table of n, a(n) for n=1..11.

Index entries for related sequences

Mathematica

b = 3; c = {}; Select[Range[10^4], Divisible[FromDigits[c = Join[IntegerDigits[#, b], c], b], #] &] (* Robert Price, Mar 12 2020 *)

Crossrefs

Cf. A007089.

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

Sequence in context: A262732 A220728 A355766 * A001081 A371368 A178790

Adjacent sequences: A029469 A029470 A029471 * A029473 A029474 A029475

Keyword

nonn,base,more

Author

Olivier Gérard

Extensions

More terms from Larry Reeves (larryr(AT)acm.org), May 24 2001

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

a(10) from Max Alekseyev, May 12 2011

a(11) from Jason Yuen, May 13 2024

Status

approved