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A131305
0
1, 3, 1, 5, 5, 1, 7, 3, 3, 1, 9, 15, 5, 3, 1, 11, 13, 7, 5, 3, 1, 13, 11, 11, 9, 5, 3, 1, 15, 7, 9, 7, 9, 5, 3, 1, 17, 9, 13, 11, 11, 11, 5, 3, 1, 19, 43, 15, 13, 7, 9, 11, 5, 3, 1
OFFSET
0,2
FORMULA
2*A122288(deleting the right border of zeros) - A000012.
EXAMPLE
First few rows of the triangle:
1;
3, 1;
5, 5, 1;
7, 3, 3, 1;
9, 15, 5, 3, 1;
11, 13, 7, 5, 3, 1;
13, 11, 11, 9, 5, 3, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Jun 27 2007
STATUS
approved