OFFSET
1,3
COMMENTS
Row sums = A049778: (1, 3, 9, 17, 32, 50, 78, ...).
EXAMPLE
First few rows of the triangle:
1;
1, 2;
4, 2, 3;
4, 6, 3, 4;
9, 6, 8, 4, 5;
9, 12, 8, 10, 5, 6;
16, 12, 15, 10, 12, 6, 7;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Oct 25 2007
STATUS
approved