OFFSET
1,2
COMMENTS
FORMULA
Square of A130296 as an infinite lower triangular matrix.
EXAMPLE
First few rows of the triangle:
1;
4, 1;
8, 2, 1;
13, 3, 2, 1;
19, 4, 3, 2, 1;
26, 5, 4, 3, 2, 1;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, May 20 2007
STATUS
approved