OFFSET
0,3
COMMENTS
Row sums are A127806.
EXAMPLE
Triangle begins
1;
0, 11;
0, -11, 111;
0, 11, -111, 1111;
0, 0, 0, -1111, 11111;
0, -11, 111, 0, -11111, 111111;
0, 0, 0, 0, 0, -111111, 1111111;
0, 11, -111, 1111, 0, 0, -1111111, 11111111;
0, 0, 0, 0, 0, 0, 0, -11111111, 111111111;
0, 0, 0, -1111, 11111, 0, 0, 0, -111111111, 1111111111;
0, 0, 0, 0, 0, 0, 0, 0, 0, -1111111111, 11111111111;
Triangle is inverse of
1;
0, 1/11;
0, 1/111, 1/111;
0, 0, 1/1111, 1/1111;
0, 0, 1/11111, 1/11111, 1/11111;
0, 0, 0, 1/111111, 1/111111, 1/111111;
0, 0, 0, 1/1111111, 1/1111111, 1/1111111, 1/1111111;
0, 0, 0, 0, 1/11111111, 1/11111111, 1/11111111, 1/11111111;
0, 0, 0, 0, 1/111111111, 1/111111111, 1/111111111, 1/111111111, 1/111111111;
CROSSREFS
KEYWORD
sign,tabl
AUTHOR
Paul Barry, Jan 29 2007
STATUS
approved