OFFSET
0,5
LINKS
Seiichi Manyama, Antidiagonals n = 0..139, flattened
EXAMPLE
Square array A(n,k) begins:
1, 1, 1, 1, 1, ...
1, 3, 4, 5, 6, ...
1, 11, 13, 21, 31, ...
1, 27, 49, 85, 156, ...
1, 83, 157, 357, 781, ...
1, 195, 481, 1445, 3931, ...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Seiichi Manyama, Oct 28 2017
STATUS
approved