OFFSET
1,2
COMMENTS
FORMULA
EXAMPLE
First few rows of the triangle:
1;
2, 1;
3, 3, 1;
4, 7, 4, 1;
5, 14, 10, 5, 1;
6, 25, 20, 16, 6, 1;
7, 41, 35, 41, 21, 7, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Sep 23 2007
EXTENSIONS
a(21) = 1 inserted and more terms from Georg Fischer, Jun 08 2023
STATUS
approved