OFFSET
1,2
COMMENTS
EXAMPLE
First few rows of the triangle:
1;
2, 1;
4, 0, 1;
5, 2, 0, 1;
8, 0, 0, 0, 1;
8, 4, 2, 0, 0, 1;
12, 0, 0, 0, 0, 0, 1;
12, 5, 0, 2, 0, 0, 0, 1;
16, 0, 4, 0, 0, 0, 0, 0, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Jan 07 2007
EXTENSIONS
a(20) ff. corrected and more terms from Georg Fischer, May 31 2023
STATUS
approved