OFFSET
0,8
MATHEMATICA
T[_, 0] = 1; T[0, _] = 1; T[h_, k_] := T[h, k] = If[k-1 >= h/4 || k <= h/4, T[h, k-1], 0] + T[h-1, k];
Table[T[h - k, k], {h, 0, 11}, {k, h, 0, -1}] // Flatten (* Jean-François Alcover, Mar 06 2019 *)
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
STATUS
approved