A023093 - OEIS

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A023093

Numbers k such that k and 9*k are anagrams.

0, 1089, 10089, 10449, 10890, 10899, 10989, 100089, 100449, 100890, 100899, 100989, 102249, 104490, 104499, 106749, 107793, 107892, 108900, 108990, 108999, 109890, 109899, 109989, 1000089, 1000449, 1000890, 1000899, 1000989, 1002249, 1004490

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OFFSET

1,2

COMMENTS

All terms are divisible by 9. - Eric M. Schmidt, Jul 12 2014

LINKS

David W. Wilson, Table of n, a(n) for n = 1..10001

MATHEMATICA

si[n_] := Sort@ IntegerDigits@ n; Flatten@{0, Table[Select[Range[10^d + 8, 2 10^d - 1, 9], si[#] == si[9 #] &], {d, 0, 6}]} (* Giovanni Resta, Mar 20 2017 *)

CROSSREFS

Cf. A023086, A023087, A023088, A023089, A023090, A023091, A023092.

Sequence in context: A354256 A319570 A319482 * A001232 A039684 A230066

Adjacent sequences: A023090 A023091 A023092 * A023094 A023095 A023096

KEYWORD

nonn,base

AUTHOR

David W. Wilson

STATUS

approved