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1, 5, 269, 6181, 42467605, 6698339765, 137657144245, 2482519341068581109, 4650094754920132605500516092412538533, 172211278811469777927840379819793091108558586157350885, 6181597550035473098411130103418930148893343460909707255358224869, 15429082227467244202811178054212231454083499413948013030392138990797549495221
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,2
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COMMENTS
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The first 12 terms are all squarefree (in A005117). Does this hold in general?
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LINKS
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FORMULA
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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