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Triangle read by rows: T(n,k) (n>=0, 0<=k<=A002620(n-1)) is the number of permutations of [n] with k nestings.
#61 by Sean A. Irvine at Wed Nov 05 15:22:30 EST 2025
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Wed Nov 05
15:22
OEIS Server: https://oeis.org/edit/global/3061
#60 by Michael De Vlieger at Fri Jul 16 08:35:27 EDT 2021
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#59 by Michel Marcus at Fri Jul 16 08:26:20 EDT 2021
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#58 by Michael De Vlieger at Fri Jul 16 08:25:24 EDT 2021
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#57 by Michael De Vlieger at Fri Jul 16 08:25:21 EDT 2021
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#56 by Susanna Cuyler at Sun Jun 14 09:42:46 EDT 2020
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#55 by Joerg Arndt at Sun Jun 14 01:22:26 EDT 2020
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#54 by Michel Marcus at Sun Jun 14 00:42:38 EDT 2020
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#53 by Michel Marcus at Sun Jun 14 00:42:34 EDT 2020
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#52 by Alois P. Heinz at Sat Sep 02 11:07:22 EDT 2017
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