OFFSET
0,3
COMMENTS
Row sums are A127754.
EXAMPLE
Triangle begins
1;
0, 3;
0, -3, 4;
0, 3, -4, 7;
0, 0, 0, -7, 11;
0, -3, 4, 0, -11, 18;
0, 0, 0, 0, 0, -18, 29;
0, 3, -4, 7, 0, 0, -29, 47;
0, 0, 0, 0, 0, 0, 0, -47, 76;
0, 0, 0, -7, 11, 0, 0, 0, -76, 123;
0, 0, 0, 0, 0, 0, 0, 0, 0, -123, 199;
0, -3, 4, 0, -11, 18, 0, 0, 0, 0, -199, 322;
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -322, 521;
Inverse of triangle begins
1;
0, 1/3;
0, 1/4, 1/4;
0, 0, 1/7, 1/7;
0, 0, 1/11, 1/11, 1/11;
0, 0, 0, 1/18, 1/18, 1/18;
0, 0, 0, 1/29, 1/29, 1/29, 1/29;
0, 0, 0, 0, 1/47, 1/47, 1/47, 1/47;
0, 0, 0, 0, 1/76, 1/76, 1/76, 1/76, 1/76;
0, 0, 0, 0, 0, 1/123, 1/123, 1/123, 1/123, 1/123;
0, 0, 0, 0, 0, 1/199, 1/199, 1/199, 1/199, 1/199, 1/199;
CROSSREFS
KEYWORD
sign,tabl
AUTHOR
Paul Barry, Jan 28 2007
STATUS
approved