OFFSET
0,13
LINKS
Seiichi Manyama, Antidiagonals n = 0..139, flattened
EXAMPLE
Square array begins:
1, 1, 1, 1, 1, ...
0, 1, 1, 1, 1, ...
0, 1, 3, 3, 3, ...
0, 2, 2, 5, 5, ...
0, 2, 6, 6, 10, ...
0, 3, 7, 10, 10, ...
KEYWORD
nonn,tabl
AUTHOR
Seiichi Manyama, Oct 06 2017
STATUS
approved