OFFSET
0,2
COMMENTS
The row polynomials p(n,y) := sum(a(n,m)y^m,m=0..n), n>=1, appear in the g.f.s for the n-th column of triangle A067304.
FORMULA
a(n, m)=[y^m](p(n, y)), n>=m>=1, a(0, 0)=1, else 0, where p(k, y) is, for k>=1, defined by the g.f. of the k-th column of triangle A067304(n, k).
EXAMPLE
{1}; {3,1}; {3,10,3}; {3,3,10,12}; ...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Wolfdieter Lang, Feb 05 2002
STATUS
approved