OFFSET
0,6
EXAMPLE
1;
0, 1;
0, 1, 3;
0, 0, 7, 12;
0, 0, 4, 45, 55;
0, 0, 0, 55, 286, 273;
MAPLE
T := (n, k) -> binomial(k, n-k)*binomial(n+2*k, n+k)/(n+k+1);
seq(print(seq(T(n, k), k=0..n)), n=0..10);
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Peter Luschny, May 31 2014
STATUS
approved