OFFSET
2,1
COMMENTS
Row sums give A000142, n >= 2.
LINKS
V. V. Deodhar, A combinatorial setting for questions in Kazhdan-Lusztig theory, Geometriae Dedicata, October 1990, Volume 36, Issue 1, pp 95-119, MR1065215.
FindStat - Combinatorial Statistic Finder, The maximum defect over any reduced expression for a permutation and any subexpression.
EXAMPLE
Triangle begins:
2,
5,1,
13,7,4,
34,33,36,12,4,1,
...
CROSSREFS
KEYWORD
nonn,tabf,more
AUTHOR
Christian Stump, Oct 19 2015
STATUS
approved