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Revision History for A351580

(Underlined text is an addition; strikethrough text is a deletion.)

Showing entries 1-10 | older changes
A351580 a(n) is the number of multisets of size n-1 consisting of permutations of n elements.
(history; published version)
#28 by N. J. A. Sloane at Fri Jun 02 15:56:13 EDT 2023
STATUS

editing

approved

#27 by N. J. A. Sloane at Fri Jun 02 15:56:10 EDT 2023
MATHEMATICA

%Table[n! multichoose n-1, {n, 1, 11}]

EXTENSIONS

Erroneous Mathematica program deleted by N. J. A. Sloane, Jun 02 2023

STATUS

approved

editing

#26 by Harvey P. Dale at Fri Jun 02 13:38:54 EDT 2023
STATUS

editing

approved

#25 by Harvey P. Dale at Fri Jun 02 13:38:51 EDT 2023
MATHEMATICA

Table[Binomial[n!+n-2, n-1], {n, 15}] (* Harvey P. Dale, Jun 02 2023 *)

STATUS

approved

editing

#24 by Michel Marcus at Mon Jan 16 04:08:46 EST 2023
STATUS

reviewed

approved

#23 by Joerg Arndt at Mon Jan 16 02:47:43 EST 2023
STATUS

proposed

reviewed

#22 by Dan Eilers at Mon Jan 16 01:13:38 EST 2023
STATUS

editing

proposed

#21 by Dan Eilers at Mon Jan 16 01:11:59 EST 2023
COMMENTS

There is room for further relabeling reduction from a(n), given by A263921. The reduction from a(n) to A236921A263921 is analogous to the reduction from reduced latin squares, A000315, to A123234.

STATUS

approved

editing

Discussion
Mon Jan 16 01:13
Dan Eilers: fixed typo transposing two digits
#20 by Alois P. Heinz at Mon Oct 17 12:23:56 EDT 2022
STATUS

editing

approved

#19 by Alois P. Heinz at Mon Oct 17 12:23:53 EDT 2022
LINKS

Alois P. Heinz, <a href="/A351580/b351580.txt">Table of n, a(n) for n = 1..31</a>

STATUS

approved

editing

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Last modified September 11 23:47 EDT 2024. Contains 375842 sequences. (Running on oeis4.)