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

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Showing entries 1-10 | older changes
a(n) = numerator of ((1/n) * Sum_{k=0..n^2-1} binomial(2k,k)/4^k).
#198 by Sean A. Irvine at Mon Sep 22 16:01:27 EDT 2025
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Mon Sep 22
16:01
OEIS Server: https://oeis.org/edit/global/3029
#197 by Alois P. Heinz at Thu Jun 26 16:28:25 EDT 2025
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#196 by Stefano Spezia at Thu Jun 26 15:02:38 EDT 2025
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#195 by Stefano Spezia at Thu Jun 26 15:02:34 EDT 2025
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#194 by David Radcliffe at Thu Jun 26 14:57:00 EDT 2025
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#193 by David Radcliffe at Thu Jun 26 14:56:53 EDT 2025
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#192 by Charles R Greathouse IV at Thu Sep 08 08:46:19 EDT 2022
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Thu Sep 08
08:46
OEIS Server: https://oeis.org/edit/global/2944
#191 by Joerg Arndt at Sun Dec 12 11:54:33 EST 2021
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#190 by Michel Marcus at Sun Dec 12 03:39:09 EST 2021
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#189 by G. C. Greubel at Sat Dec 11 17:03:42 EST 2021
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