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A138842
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Concatenation of initial and final digits of n-th even superperfect number A061652(n).
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7
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22, 44, 16, 64, 46, 66, 24, 14, 16, 36, 84, 84, 36, 24, 54, 74, 26, 16, 96, 14, 26, 16, 16, 26, 26, 26, 46, 24, 24, 26, 34, 84, 66, 24, 46, 36, 66, 26, 46, 64, 14, 64, 16, 66, 14, 86, 16
(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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Also, concatenation of initial and final digits of n-th superperfect number A019279(n), if there are no odd superperfect numbers.
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LINKS
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CROSSREFS
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KEYWORD
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nonn,base,more,less
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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