A061951 Numbers n such that n divides the (right) concatenation of all numbers <= n written in base 22 (most significant digit on right).

1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 63, 101, 119, 134, 177, 196, 255, 318, 360, 483, 1092, 1953, 2793, 3453, 4302, 5445, 5687, 5955, 6027, 6077, 9483, 16521, 23026, 28095, 76139, 125199, 135082, 209601, 518238, 573590, 993891

Offset

1,2

Comments

This sequence differs from A029515 in that all least significant zeros are removed before concatenation.

Links

Lars Blomberg, Table of n, a(n) for a(n) < 10^7

Index entries for related sequences

Example

See A061931 for example.

Mathematica

b = 22; c = {}; Select[Range[10^4], Divisible[FromDigits[c = Join[c, IntegerDigits[IntegerReverse[#, b], b]], b], #] &] (* Robert Price, Mar 08 2020 *)

Crossrefs

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

Sequence in context: A014873 A029467 A029515 * A377994 A346301 A341257

Adjacent sequences: A061948 A061949 A061950 * A061952 A061953 A061954

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

Status

approved