Maximal iterated binomial coefficients.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =10a(7) =15a(8) =45a(9) =120a(10) =990a(11) =14190a(12) =489555a(13) =161226780a(14) =476106503180