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A086248
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Numbers equal to a permutation (or rearrangement) of the digits of the sum of their proper divisors (excluding the proper divisor 1). Rearrangements which cause leading zeros are excluded.
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0
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94, 472, 526, 5926, 6811, 6934, 9130, 11470, 13108, 15304, 17536, 18436, 19336, 23620, 26244, 28372, 28930, 33952, 48190, 52006, 53266, 56434, 57856, 59170, 60214, 60934, 61375, 62590, 64354, 66415, 69223, 81265, 84217, 85216, 91372
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OFFSET
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0,1
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LINKS
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EXAMPLE
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a(11) = 17536 because the proper divisors of 17536 (excluding 1) are 2, 4, 8, 16, 32, 64, 128, 137, 274, 548, 1096, 2192, 4384 and 8768 which sum to (2 + 4 + 8 + 16 + 32 + 64 + 128 + 137 + 274 + 548 + 1096 + 2192 + 4384 + 8768) = 17653 and 17653 is a permutation of the digits of 17536.
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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Chuck Seggelin (barkeep(AT)plastereddragon.com), Jul 13 2003
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STATUS
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approved
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