OFFSET
0,2
EXAMPLE
First few rows of the triangle are:
1;
2, 1;
4, 2, 2;
8, 4, 6, 2;
16, 8, 12, 8, 4;
32, 16, 22, 20, 20, 2;
64, 32, 42, 40, 60, 12, 6;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Jun 06 2007
STATUS
approved