A061951 -id:A061951 - cp's OEIS frontend

A029515 Numbers k such that k divides the (right) concatenation of all numbers <= k written in base 22 (most significant digit on right).

1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 35, 75, 97, 102, 105, 175, 196, 291, 343, 375, 455, 485, 1176, 2070, 2151, 3375, 4968, 11375, 17059, 21826, 22326, 28856, 30079, 41265, 47285, 49605, 49966, 67648, 92806, 115074, 143493, 179654, 963874, 1525498, 1527890

Offset: 1

Olivier Gérard

This sequence differs from A061951 in that all least significant zeros are kept during concatenation.

The next term is > 1460000. - Larry Reeves, Jan 16 2002

			See A029495 for example.

Lars Blomberg, Table of n, a(n) for n = 1..48
Index entries for related sequences

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

b = 22; c = {}; Select[Range[10^4], Divisible[FromDigits[c = Join[c, Reverse[IntegerDigits[#, b]]], b], #] &] (* Robert Price, Mar 13 2020 *)

lista(nn, m=22) = my(s, t); for(k=1, nn, s=k; while(s, t=t*m+s%m; s\=m); if(t%k==0, print1(k, ", "))); \\ Jinyuan Wang, Dec 05 2020

More terms from Larry Reeves (larryr(AT)acm.org), Jun 01 2001

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

cp's OEIS Frontend

A029515 Numbers k such that k divides the (right) concatenation of all numbers <= k written in base 22 (most significant digit on right).

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