login
A129569
0
1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1
OFFSET
1,1
COMMENTS
Row sums = A055034: (1, 1, 1, 2, 2, 2, 3, 4, 3, 4, ...).
FORMULA
A129360 * A128174 as infinite lower triangular matrices.
EXAMPLE
First few rows of the triangle:
1;
0, 1;
0, 0, 1;
0, 1, 0, 1;
0, 0, 1, 0, 1;
0, 0, 0, 1, 0, 1;
0, 0, 1, 0, 1, 0, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Apr 22 2007
STATUS
approved