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URL: https://oeis.org/history?seq=A389148

⇱ The On-Line Encyclopedia of Integer Sequences (OEIS)

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Showing entries 1-10 | older changes
Composite numbers e>6 for which there is no 1<=a<b<c<d<e for which a!b!c!d!e! is a perfect square.
#69 by OEIS Server at Wed Mar 25 19:45:56 EDT 2026
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#68 by Alois P. Heinz at Wed Mar 25 19:45:56 EDT 2026
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Discussion
Wed Mar 25
19:45
OEIS Server: Installed new b-file as b389148.txt. Old b-file is now b389148_7.txt.
#67 by Chai Wah Wu at Wed Mar 25 19:42:45 EDT 2026
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#66 by Chai Wah Wu at Wed Mar 25 19:42:39 EDT 2026
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#65 by OEIS Server at Thu Feb 05 09:26:17 EST 2026
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#64 by Michael De Vlieger at Thu Feb 05 09:26:17 EST 2026
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Discussion
Thu Feb 05
09:26
OEIS Server: Installed new b-file as b389148.txt. Old b-file is now b389148_6.txt.
#63 by Michel Marcus at Thu Feb 05 01:27:13 EST 2026
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#62 by Chai Wah Wu at Thu Feb 05 00:00:01 EST 2026
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#61 by Chai Wah Wu at Wed Feb 04 22:16:52 EST 2026
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#60 by Amiram Eldar at Sat Jan 17 17:24:16 EST 2026
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