OFFSET
1,3
COMMENTS
EXAMPLE
The triangle starts in column n=1, rows 0<=m<n as
0;
0,-3;
0,-5,-8;
0,-7,-3,-15;
0,-9,-16,-21,-24;
CROSSREFS
KEYWORD
AUTHOR
Paul Curtz, Mar 11 2010
EXTENSIONS
Comments compactified with reference to A172370, formula and example added - R. J. Mathar, Nov 23 2010
STATUS
approved