OFFSET
1,2
COMMENTS
FORMULA
EXAMPLE
First few rows of the triangle:
1;
4, 4;
6, 18, 9;
8, 24, 48, 16;
10, 30, 60, 100, 25;
12, 36, 72, 120, 180, 36;
14, 42, 84, 140, 210, 294, 49;
16, 48, 96, 160, 240, 336, 448, 64;
...
Row 4 = (8, 24, 48, 16) = 4 * (2, 6, 12, 4); where (2, 6, 12, 4) = row 4 of A126615.
CROSSREFS
KEYWORD
AUTHOR
Gary W. Adamson, Feb 14 2007
STATUS
approved