Least k such that k(k+1)(k+2)...(k+n) divides C(2k,k).

Terms

a(0) =1a(1) =15a(2) =42a(3) =153a(4) =153a(5) =209a(6) =943a(7) =1989a(8) =3318a(9) =11725a(10) =14322a(11) =30191a(12) =96113a(13) =96113a(14) =131054a(15) =458671a(16) =1040366a(17) =1540061