OFFSET
0,2
FORMULA
A140207^2 as an infinite lower triangular matrix.
EXAMPLE
First few rows of the triangle are:
1;
2, 1;
4, 3, 4;
7, 6, 10, 9;
12, 11, 20, 24, 25;
19, 18, 34, 45, 60, 49;
30, 29, 56, 78, 115, 126, 121;
...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson & Roger L. Bagula, Jun 13 2008
STATUS
approved