OFFSET
1,10
COMMENTS
For the statistic "length of the largest component", see A348070.
LINKS
Steven Finch, Permute, Graph, Map, Derange, arXiv:2111.05720 [math.CO], 2021.
D. Panario and B. Richmond, Exact largest and smallest size of components, Algorithmica, 31 (2001), 413-432.
FORMULA
T(n,n) = A001710(n-1) for n >= 2.
EXAMPLE
Triangle begins:
0;
0, 0;
0, 0, 1;
0, 0, 0, 3;
0, 0, 0, 0, 12;
0, 0, 10, 0, 0, 60;
0, 0, 105, 0, 0, 0, 360;
0, 0, 672, 315, 0, 0, 0, 2520;
0, 0, 5320, 4536, 0, 0, 0, 0, 20160;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Steven Finch, Sep 27 2021
STATUS
approved