OFFSET
1,12
COMMENTS
EXAMPLE
First few rows of the triangle:
1;
0, 1;
1, 1, 1;
0, 1, 1, 1;
1, 2, 2, 1, 1;
0, 0, 1, 2, 1, 1;
1, 3, 3, 2, 2, 1, 1;
0, 0, 1, 2, 2, 2, 1, 1;
...
CROSSREFS
KEYWORD
tabl,sign
AUTHOR
Gary W. Adamson, Mar 07 2007
STATUS
approved