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A131997
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Array read by rows in which the n-th row contains odd numbers of all possible prime signatures with n divisors.
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0
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1, 3, 9, 27, 15, 81, 243, 45, 729, 2187, 135, 105, 6561, 225, 19683, 405, 59049, 177147, 1215, 315, 675
(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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EXAMPLE
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Row 12 of A131886 is 2048 96 72 60 so here row 12 is 177147 1215 315 675.
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CROSSREFS
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KEYWORD
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nonn,tabf,more
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AUTHOR
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STATUS
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approved
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