OFFSET
0,6
COMMENTS
Row sums give A000112.
LINKS
FindStat - Combinatorial Statistic Finder, The number of linear extensions of a poset.
EXAMPLE
Triangle begins:
1,
1,
1,1,
1,2,1,0,0,1,
1,3,2,2,1,3,0,2,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,1,
...
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Christian Stump, Oct 28 2015
STATUS
approved