OFFSET
0,56
COMMENTS
FORMULA
T(n,k)= [x^k] p(x,n). p(x,n)=x^(n - 1)*p(x, n - 1) + x^(n - 2)*p(x, n - 2)
EXAMPLE
0;
1;
0,1;
0,1,0,1;
0,0,0,1,1,0,1;
0,0,0,0,1,0,1,1,1,0,1;
0,0,0,0,0,0,0,1,1,1,1,1,1,1,0,1;
MATHEMATICA
p[x, 0]=0;
p[x, 1]=1;
p[x_, n_]:=p[x, n]=x^(n-1)*p[x, n-1]+x^(n-1)*p[x, n-2];
Flatten[Table[CoefficientList[p[x, n], x], {n, 0, 10}]]
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Roger L. Bagula, Jan 31 2010
EXTENSIONS
Keyword tabf added; A-sequences of row sums and lengths identified. The Assoc. Editors of the OEIS - Feb 02 2010
STATUS
approved