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A074974
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Deficient numbers such that the sum of their individual digits when raised to their own power is an abundant number.
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0
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15, 26, 33, 39, 50, 51, 57, 62, 68, 69, 75, 79, 82, 86, 93, 97, 99, 118, 127, 141, 147, 165, 167, 172, 178, 181, 187, 207, 217, 235, 239, 242, 244, 248, 253, 257, 259, 271, 275, 277, 284, 293, 295, 325, 329, 345, 356, 358, 363, 365, 369, 385, 401, 407, 410
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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REFERENCES
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J. Earls, Some Smarandache-Type Sequences and Problems Concerning Abundant and Deficient Numbers, Smarandache Notions Journal, (to appear).
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LINKS
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EXAMPLE
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147 is a deficient number and 1^1 + 4^4 + 7^7 = 823800 is an abundant number.
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CROSSREFS
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KEYWORD
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base,easy,nonn
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AUTHOR
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STATUS
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approved
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