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A109376
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Numbers n such that n * (sum of the digits of n raised to their own power) + 1 is prime and sets a new record for number of digits.
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0
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1, 11, 20, 33, 35, 36, 75, 79, 390, 1991, 9199, 91899, 699949, 5299999, 39999999
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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CROSSREFS
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KEYWORD
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base,more,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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