OFFSET
0,13
COMMENTS
EXAMPLE
Triangle begins
1,
0, 1,
0, 0, 1,
0, 1, 1, 1,
0, 0, 2, 1, 1,
0, 3, 3, 3, 2, 1,
0, 0, 7, 4, 5, 2, 1,
0, 12, 12, 12, 10, 6, 3, 1,
0, 0, 30, 18, 24, 12, 9, 3, 1,
0, 55, 55, 55, 50, 32, 22, 10, 4, 1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Paul Barry, Nov 08 2006
STATUS
approved