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A109911
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Numbers n such that A109910(n) = n; that is, the 9's complement of the digit reversal of n is n.
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2
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18, 27, 36, 45, 54, 63, 72, 81, 1098, 1188, 1278, 1368, 1458, 1548, 1638, 1728, 1818, 1908, 2097, 2187, 2277, 2367, 2457, 2547, 2637, 2727, 2817, 2907, 3096, 3186, 3276, 3366, 3456, 3546, 3636, 3726, 3816, 3906, 4095, 4185, 4275, 4365, 4455, 4545, 4635
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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COMMENTS
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Obviously the terms have an even number of digits. a(n) = 0 mod 9.
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LINKS
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EXAMPLE
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1728 is a member because its digit reversal is 8271 and 1728+8271 = 9999.
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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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EXTENSIONS
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STATUS
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approved
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