a(n) is the smallest integer k > 2 that satisfies k mod j <= 2 for all integers j in 1..n.

Terms

a(0) =3a(1) =3a(2) =3a(3) =4a(4) =5a(5) =6a(6) =30a(7) =42a(8) =56a(9) =72a(10) =792a(11) =792a(12) =1080a(13) =1080a(14) =1080a(15) =30240a(16) =246961a(17) =246961a(18) =636482a(19) =636482a(20) =1360801a(21) =2162162a(22) =2162162a(23) =2162162a(24) =39412802a(25) =39412802a(26) =107881202a(27) =107881202a(28) =3625549202a(29) =3625549202