OFFSET
1,2
COMMENTS
Row sums = A133806: (1, 3, 8, 18, 38, 78, 158, ...).
FORMULA
EXAMPLE
First few rows of the triangle:
1;
2, 1;
3, 4, 1;
4, 9, 4, 1;
5, 16, 10, 6, 1;
6, 25, 20, 20, 6, 1;
7, 36, 35, 50, 21, 8, 1;
...
CROSSREFS
KEYWORD
AUTHOR
Gary W. Adamson, Sep 23 2007
STATUS
approved