OFFSET
1,2
COMMENTS
Row sums = A029939: (1, 2, 5, 6, 17, 10, 37, ...).
EXAMPLE
First few rows of the triangle:
1;
2, 0;
3, 2, 0;
4, 0, 2, 0;
5, 4, 4, 4, 0;
6, 2, 0, 0, 2, 0;
7, 6, 6, 6, 6, 6, 0;
8, 0, 6, 0, 4, 0, 4, 0;
...
CROSSREFS
KEYWORD
AUTHOR
Gary W. Adamson, Jan 15 2007
EXTENSIONS
Edited by N. J. A. Sloane, Aug 10 2019
STATUS
approved