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A175691 a(n) is the smallest positive integer such a(n)*n is an anagram of a(n)*2. 0
125874, 1, 1782, 62937, 5436, 5175, 774, 891, 9, 512874, 74, 693, 6417, 5844, 54, 507069, 5295, 5445, 5015799 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(4) = 62937 because 62937*4 = 251748, 62937*2 = 125874 and 251748 is an anagram of 125874.

LINKS

Table of n, a(n) for n=1..19.

MATHEMATICA

f[n_] := Block[ {k = 1}, While[ Sort@ IntegerDigits[2 k] != Sort@ IntegerDigits[k*n], k++ ]; k]; Array[f, 19] (* Robert G. Wilson v, Aug 15 2010 *)

CROSSREFS

Sequence in context: A237066 A224583 A252208 * A133220 A023086 A230722

Adjacent sequences:  A175688 A175689 A175690 * A175692 A175693 A175694

KEYWORD

base,nonn,fini,full

AUTHOR

Claudio Meller, Aug 09 2010

EXTENSIONS

More terms from Robert G. Wilson v, Aug 15 2010

Edited by Michel Marcus, Feb 28 2019

STATUS

approved

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Last modified September 18 02:20 EDT 2019. Contains 327149 sequences. (Running on oeis4.)