OFFSET
1,10
EXAMPLE
The triangle starts in row n=1 with columns 1 <= k <= n:
0;
0, 0;
1, 0, 0;
0, 1, 0, 2;
0, 2, 0, 2, 0;
1, 0, 0, 3, 0, 3;
MAPLE
CROSSREFS
KEYWORD
AUTHOR
Juri-Stepan Gerasimov, Nov 28 2010
STATUS
approved