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A131255
A004070 * A000012(signed).
0
1, 0, 1, 0, 1, 1, 1, 0, 2, 1, 0, 1, 1, 3, 1, 0, 1, 1, 3, 4, 1, 1, 0, 2, 2, 6, 5, 1, 0, 1, 1, 3, 5, 10, 6, 1, 0, 1, 1, 3, 5, 11, 15, 7, 1, 1, 0, 2, 2, 6, 10, 21, 21, 8, 1
OFFSET
0,9
COMMENTS
Row sums = A004695 starting (1, 1, 2, 4, 6, 10, 17, 27, 44, 72, ...). A058393 = A000012(signed) * A004070.
FORMULA
A004070 * A000012, where A000012 = (1; -1,1; 1,-1,1; ...).
EXAMPLE
First few rows of the triangle:
1;
0, 1;
0, 1, 1;
1, 0, 2, 1;
0, 1, 1, 3, 1;
0, 1, 1, 3, 4, 1;
1, 0, 2, 2, 6, 5, 1;
0, 1, 1, 3, 5, 10, 6, 1;
0, 1, 1, 3, 5, 11, 15, 7, 1;
1, 0, 2, 2, 6, 10, 2, 21, 8, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Jun 23 2007
STATUS
approved