OFFSET
0,1
COMMENTS
Row sums = 1, 2, 1, 1, 0, 1, 0, 0, 1, 0, ... (the first 10 terms of A104162).
FORMULA
Inverse of A128189 as an infinite lower triangular matrix.
EXAMPLE
First few rows of the triangle:
1;
1, 1;
0, 0, 1;
0, 0, 0, 1;
0, 0, -1, 0, 1;
0, 0, 1, -1, 0, 1;
...
CROSSREFS
KEYWORD
tabl,sign
AUTHOR
Gary W. Adamson, Feb 17 2007
STATUS
approved