59907456domain: NAppears in sequencesa(n) = (n+1)*binomial(n+1,11).at n=13A027771a(n) = (n+1)*binomial(n+1,13).at n=11A027773Number of lattice paths of 2*n+2 steps in the first quadrant from (0,0) to (n,n).at n=11A253487