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A175693
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a(n) is the smallest positive number such that a(n)*n is an anagram of a(n)*4.
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0
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1782, 62937, 54, 1, 2826, 891, 3, 269631, 324, 2718, 4311, 3681, 37, 387, 25974, 4401, 477, 45, 48, 256437, 3393, 37, 26523, 3465, 3252, 3699, 34623, 2922, 27972, 27, 271, 284787, 27324, 25971, 263223, 26973, 25974, 2579247, 2514744
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OFFSET
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1,1
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COMMENTS
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a(6) = 891 because 891*6 = 5346, 891*4 = 3564 and 5346 is an anagram of 3564.
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LINKS
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MATHEMATICA
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f[n_] := Block[ {k = 1}, While[ Sort@ IntegerDigits[4 k] != Sort@ IntegerDigits[k*n], k++ ]; k]; Array[f, 40] (* 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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