OFFSET
0,13
EXAMPLE
Triangle T{n,k} begins:
1;
0, 1;
0, 1, 1;
0, 1, 1, 1;
0, 1, 2, 1, 1;
0, 0, 2, 2, 1, 1;
0, 0, 2, 3, 2, 1, 1;
0, 0, 1, 3, 3, 2, 1, 1;
0, 0, 1, 3, 4, 3, 2, 1, 1;
0, 0, 0, 3, 4, 4, 3, 2, 1, 1; ...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
L. Edson Jeffery, Jan 02 2014
STATUS
approved