VOOZH about

URL: https://oeis.org/history?seq=A260665

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

login

Showing entries 1-10 | older changes
Number T(n,k) of permutations of [n] with exactly k (possibly overlapping) occurrences of the generalized pattern 12-3; triangle T(n,k), n>=0, 0<=k<=(n-1)*(n-2)/2-[n=0], read by rows.
#33 by Michael De Vlieger at Mon Apr 06 09:36:25 EDT 2026
STATUS
#32 by Joerg Arndt at Mon Apr 06 06:10:30 EDT 2026
STATUS
#31 by Jason Yuen at Mon Apr 06 05:27:23 EDT 2026
STATUS
#30 by Jason Yuen at Mon Apr 06 05:27:18 EDT 2026
LINKS
EXAMPLE
STATUS
#29 by Alois P. Heinz at Wed May 09 09:55:26 EDT 2018
STATUS
#28 by Alois P. Heinz at Wed May 09 09:55:08 EDT 2018
EXAMPLE
STATUS
#27 by Alois P. Heinz at Wed Jul 19 10:34:28 EDT 2017
STATUS
#26 by Alois P. Heinz at Wed Jul 19 10:34:20 EDT 2017
LINKS
STATUS
#25 by Bruno Berselli at Mon Jul 10 09:38:30 EDT 2017
STATUS
#24 by Jean-François Alcover at Mon Jul 10 09:05:59 EDT 2017
STATUS