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A175691
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a(n) is the smallest positive integer such that a(n)*n is an anagram of a(n)*2.
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0
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125874, 1, 1782, 62937, 5436, 5175, 774, 891, 9, 512874, 74, 693, 6417, 5844, 54, 507069, 5295, 5445, 5015799
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OFFSET
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1,1
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COMMENTS
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a(4) = 62937 because 62937*4 = 251748, 62937*2 = 125874 and 251748 is an anagram of 125874.
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LINKS
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MATHEMATICA
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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 *)
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CROSSREFS
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KEYWORD
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base,nonn,fini,full
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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