OFFSET
0,5
COMMENTS
FORMULA
EXAMPLE
First few rows of the triangle:
1,
0, 1;
0, 2, 1;
0, 3, 0, 1
0, 4, 0, 4, 1;
0, 5, 0, 10, 0, 1;
0, 6, 0, 20, 0, 6, 1;
0, 7, 0, 35, 0, 21, 0, 1;
0, 8, 0, 56, 0, 56, 0, 8, 1;
0, 9, 0, 84, 0, 126, 0, 36, 0, 1;
0, 10, 0, 120, 0, 252, 0, 120, 0, 10, 1;
0, 11, 0, 165, 0, 462, 0, 330, 0, 55, 0, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, May 30 2010
STATUS
approved