OFFSET
1,4
COMMENTS
Leftmost two columns = Fibonacci numbers. Row sums = A029907: (1, 2, 4, 8, 15, 28, 51,...).
FORMULA
EXAMPLE
First few rows of the triangle are:
1;
1, 1;
2, 1, 1;
3, 2, 2, 1;
5, 3, 4, 2, 1;
8, 5, 7, 4, 3, 1;
13, 8, 12, 7, 7, 3, 1;
21, 13, 20, 12, 14, 7, 4, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Jun 29 2007
STATUS
approved