OFFSET
0,9
EXAMPLE
Triangle begins:
1;
1, 1;
0, 1, 1;
0, 0, 3, 1;
0, 0, 0, 5, 1;
0, 0, 0, 0, 11, 1;
0, 0, 0, 0, 0, 21, 1;
0, 0, 0, 0, 0, 0, 43, 1;
0, 0, 0, 0, 0, 0, 0, 85, 1;
0, 0, 0, 0, 0, 0, 0, 0, 171, 1;
0, 0, 0, 0, 0, 0, 0, 0, 0, 341, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Paul Barry, Feb 19 2007
STATUS
approved