OFFSET
0,2
COMMENTS
EXAMPLE
Triangle begins
1;
-2,1;
-2,-2,1;
-4,-2,-2,1;
-10,-4,-2,-2,1;
-28,-10,-4,-2,-2,1;
MATHEMATICA
T[n_, k_] := Binomial[2(n - k), n - k]/(1 - 2(n - k)); Flatten[ Table[ T[n, k], {n, 0, 10}, {k, 0, n}]] (* Robert G. Wilson v, Apr 25 2005 *)
CROSSREFS
KEYWORD
AUTHOR
Paul Barry, Apr 24 2005
EXTENSIONS
More terms from Robert G. Wilson v, Apr 25 2005
STATUS
approved