OFFSET
0,14
LINKS
Seiichi Manyama, Antidiagonals n = 0..139, flattened
FORMULA
A(0,k) = 1 and A(n,k) = - (n-1)! * Sum_{j=1..min(k,n)} A(n-j,k)/(n-j)!.
EXAMPLE
Square array begins:
1, 1, 1, 1, 1, 1, 1, ...
-1, -1, -1, -1, -1, -1, -1, ...
1, 0, 0, 0, 0, 0, 0, ...
-1, 2, 0, 0, 0, 0, 0, ...
1, -2, 6, 0, 0, 0, 0, ...
-1, -6, -6, 24, 0, 0, 0, ...
1, 16, -24, -24, 120, 0, 0, ...
-1, 20, -120, -120, -120, 720, 0, ...
1, -132, 540, -720, -720, -720, 5040, ...
CROSSREFS
KEYWORD
sign,tabl
AUTHOR
Seiichi Manyama, May 06 2020
STATUS
approved