OFFSET
1,2
COMMENTS
Row sums = A103446: (1, 3, 8, 21, 54, 137, 344, ...).
FORMULA
Binomial transform of the partition triangle, A026794.
EXAMPLE
First few rows of the triangle:
1;
2, 1;
5, 2, 1;
13, 4, 3, 1;
34, 9, 6, 4, 1;
88, 22, 11, 10, 5, 1;
225, 55, 22, 20, 15, 6, 1;
569, 137, 50, 36, 35, 21, 7, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Jan 23 2008
STATUS
approved