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

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Showing entries 1-10 | older changes
Numbers k such that k^(k + 1) + k - 1 is prime.
#19 by Alois P. Heinz at Mon Nov 04 18:33:04 EST 2024
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#18 by Hugo Pfoertner at Mon Nov 04 17:45:47 EST 2024
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#17 by Michael S. Branicky at Mon Nov 04 17:38:41 EST 2024
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#16 by Michael S. Branicky at Mon Nov 04 17:38:05 EST 2024
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EXTENSIONS
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#15 by N. J. A. Sloane at Sat Apr 01 23:16:03 EDT 2023
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#14 by Michael S. Branicky at Sat Apr 01 23:02:12 EDT 2023
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#13 by Michael S. Branicky at Sat Apr 01 23:02:09 EDT 2023
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#12 by Hugo Pfoertner at Thu Jul 22 02:10:15 EDT 2021
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#11 by Jon E. Schoenfield at Wed Jul 21 23:25:54 EDT 2021
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#10 by Jon E. Schoenfield at Wed Jul 21 23:25:52 EDT 2021
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