OFFSET
1,2
COMMENTS
LINKS
Nathaniel Johnston, Rows 1..250, flattened
EXAMPLE
The triangle begins:
1 2
1 2 3 4 6
2 3 4 6 12
2 3 4 5 6 8 12 20
4 5 6 10 30
2 3 4 5 6 7 8 9 10 12 15 18 24 42
6 7 8 14 56
...
MAPLE
for n from 1 to 10 do for m from 1 to n*(n+1) do if(n=m or m*n mod (m-n) = 0)then printf("%d, ", m): fi: od: od:
CROSSREFS
KEYWORD
nonn,easy,tabf
AUTHOR
Nathaniel Johnston, Jun 22 2011
STATUS
approved