OFFSET
1,4
COMMENTS
Row sums = A084860: (1, 2, 6, 15, 36, 84, 192, ...).
FORMULA
Binomial transform of A129565.
EXAMPLE
First few rows of the triangle:
1;
1, 1;
2, 3, 1;
4, 6, 4, 1;
8, 11, 11, 5, 1;
16, 20, 25, 16, 6, 1;
32, 37, 51, 42, 22, 7, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Apr 21 2007
STATUS
approved